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What is an original research article?

An original research article is a report of research activity that is written by the researchers who conducted the research or experiment. Original research articles may also be referred to as: “primary research articles” or “primary scientific literature.” In science courses, instructors may also refer to these as “peer-reviewed articles” or “refereed articles.”

Original research articles in the sciences have a specific purpose, follow a scientific article format, are peer reviewed, and published in academic journals.

Identifying Original Research: What to Look For

An "original research article" is an article that is reporting original research about new data or theories that have not been previously published. That might be the results of new experiments, or newly derived models or simulations. The article will include a detailed description of the methods used to produce them, so that other researchers can verify them. This description is often found in a section called "methods" or "materials and methods" or similar. Similarly, the results will generally be described in great detail, often in a section called "results."

Since the original research article is reporting the results of new research, the authors should be the scientists who conducted that research. They will have expertise in the field, and will usually be employed by a university or research lab.

In comparison, a newspaper or magazine article (such as in  The New York Times  or  National Geographic ) will usually be written by a journalist reporting on the actions of someone else.

An original research article will be written by and for scientists who study related topics. As such, the article should use precise, technical language to ensure that other researchers have an exact understanding of what was done, how to do it, and why it matters. There will be plentiful citations to previous work, helping place the research article in a broader context. The article will be published in an academic journal, follow a scientific format, and undergo peer-review.

Original research articles in the sciences follow the scientific format. ( This tutorial from North Carolina State University illustrates some of the key features of this format.)

Look for signs of this format in the subject headings or subsections of the article. You should see the following:

Scientific research that is published in academic journals undergoes a process called "peer review."

The peer review process goes like this:

  • A researcher writes a paper and sends it in to an academic journal, where it is read by an editor
  • The editor then sends the article to other scientists who study similar topics, who can best evaluate the article
  • The scientists/reviewers examine the article's research methodology, reasoning, originality, and sginificance
  • The scientists/reviewers then make suggestions and comments to impove the paper
  • The original author is then given these suggestions and comments, and makes changes as needed
  • This process repeats until everyone is satisfied and the article can be published within the academic journal

For more details about this process see the Peer Reviewed Publications guide.

This journal article  is an example. It was published in the journal  Royal Society Open Science  in 2015. Clicking on the button that says "Review History" will show the comments by the editors, reviewers and the author as it went through the peer review process. The "About Us" menu provides details about this journal; "About the journal" under that tab includes the statement that the journal is peer reviewed.

Review articles

There are a variety of article types published in academic, peer-reviewed journals, but the two most common are original research articles and review articles . They can look very similar, but have different purposes and structures.

Like original research articles, review articles are aimed at scientists and undergo peer-review. Review articles often even have “abstract,” “introduction,” and “reference” sections. However, they will not (generally) have a “methods” or “results” section because they are not reporting new data or theories. Instead, they review the current state of knowledge on a topic.

Press releases, newspaper or magazine articles

These won't be in a formal scientific format or be peer reviewed. The author will usually be a journalist, and the audience will be the general public. Since most readers are not interested in the precise details of the research, the language will usually be nontechnical and broad. Citations will be rare or nonexistent.

Tips for Finding Original research Articles

Search for articles in one of the library databases recommend for your subject area . If you are using Google, try searching in Google Scholar instead and you will get results that are more likely to be original research articles than what will come up in a regular Google search!

For tips on using library databases to find articles, see our Library DIY guides .

Tips for Finding the Source of a News Report about Science

If you've seen or heard a report about a new scientific finding or claim, these tips can help you find the original source:

  • Often, the report will mention where the original research was published; look for sentences like "In an article published yesterday in the journal  Nature ..." You can use this to find the issue of the journal where the research was published, and look at the table of contents to find the original article.
  • The report will often name the researchers involved. You can search relevant databases for their name and the topic of the report to find the original research that way.
  • Sometimes you may have to go through multiple articles to find the original source. For example, a video or blog post may be based on a newspaper article, which in turn is reporting on a scientific discovery published in another journal; be sure to find the original research article.
  • Don't be afraid to ask a librarian for help!

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Types of journal articles

It is helpful to familiarise yourself with the different types of articles published by journals. Although it may appear there are a large number of types of articles published due to the wide variety of names they are published under, most articles published are one of the following types; Original Research, Review Articles, Short reports or Letters, Case Studies, Methodologies.

Original Research:

This is the most common type of journal manuscript used to publish full reports of data from research. It may be called an  Original Article, Research Article, Research, or just  Article, depending on the journal. The Original Research format is suitable for many different fields and different types of studies. It includes full Introduction, Methods, Results, and Discussion sections.

Short reports or Letters:

These papers communicate brief reports of data from original research that editors believe will be interesting to many researchers, and that will likely stimulate further research in the field. As they are relatively short the format is useful for scientists with results that are time sensitive (for example, those in highly competitive or quickly-changing disciplines). This format often has strict length limits, so some experimental details may not be published until the authors write a full Original Research manuscript. These papers are also sometimes called Brief communications .

Review Articles:

Review Articles provide a comprehensive summary of research on a certain topic, and a perspective on the state of the field and where it is heading. They are often written by leaders in a particular discipline after invitation from the editors of a journal. Reviews are often widely read (for example, by researchers looking for a full introduction to a field) and highly cited. Reviews commonly cite approximately 100 primary research articles.

TIP: If you would like to write a Review but have not been invited by a journal, be sure to check the journal website as some journals to not consider unsolicited Reviews. If the website does not mention whether Reviews are commissioned it is wise to send a pre-submission enquiry letter to the journal editor to propose your Review manuscript before you spend time writing it.  

Case Studies:

These articles report specific instances of interesting phenomena. A goal of Case Studies is to make other researchers aware of the possibility that a specific phenomenon might occur. This type of study is often used in medicine to report the occurrence of previously unknown or emerging pathologies.

Methodologies or Methods

These articles present a new experimental method, test or procedure. The method described may either be completely new, or may offer a better version of an existing method. The article should describe a demonstrable advance on what is currently available.

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Original Research – Definition, Examples, Guide

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Original Research

Original Research

Definition:

Original research refers to a type of research that involves the collection and analysis of new and original data to answer a specific research question or to test a hypothesis. This type of research is conducted by researchers who aim to generate new knowledge or add to the existing body of knowledge in a particular field or discipline.

Types of Original Research

There are several types of original research that researchers can conduct depending on their research question and the nature of the data they are collecting. Some of the most common types of original research include:

Basic Research

This type of research is conducted to expand scientific knowledge and to create new theories, models, or frameworks. Basic research often involves testing hypotheses and conducting experiments or observational studies.

Applied Research

This type of research is conducted to solve practical problems or to develop new products or technologies. Applied research often involves the application of basic research findings to real-world problems.

Exploratory Research

This type of research is conducted to gather preliminary data or to identify research questions that need further investigation. Exploratory research often involves collecting qualitative data through interviews, focus groups, or observations.

Descriptive Research

This type of research is conducted to describe the characteristics or behaviors of a population or a phenomenon. Descriptive research often involves collecting quantitative data through surveys, questionnaires, or other standardized instruments.

Correlational Research

This type of research is conducted to determine the relationship between two or more variables. Correlational research often involves collecting quantitative data and using statistical analyses to identify correlations between variables.

Experimental Research

This type of research is conducted to test cause-and-effect relationships between variables. Experimental research often involves manipulating one or more variables and observing the effect on an outcome variable.

Longitudinal Research

This type of research is conducted over an extended period of time to study changes in behavior or outcomes over time. Longitudinal research often involves collecting data at multiple time points.

Original Research Methods

Original research can involve various methods depending on the research question, the nature of the data, and the discipline or field of study. However, some common methods used in original research include:

This involves the manipulation of one or more variables to test a hypothesis. Experimental research is commonly used in the natural sciences, such as physics, chemistry, and biology, but can also be used in social sciences, such as psychology.

Observational Research

This involves the collection of data by observing and recording behaviors or events without manipulation. Observational research can be conducted in the natural setting of the behavior or in a laboratory setting.

Survey Research

This involves the collection of data from a sample of participants using questionnaires or interviews. Survey research is commonly used in social sciences, such as sociology, political science, and economics.

Case Study Research

This involves the in-depth analysis of a single case, such as an individual, organization, or event. Case study research is commonly used in social sciences and business studies.

Qualitative research

This involves the collection and analysis of non-numerical data, such as interviews, focus groups, and observation notes. Qualitative research is commonly used in social sciences, such as anthropology, sociology, and psychology.

Quantitative research

This involves the collection and analysis of numerical data using statistical methods. Quantitative research is commonly used in natural sciences, such as physics, chemistry, and biology, as well as in social sciences, such as psychology and economics.

Researchers may also use a combination of these methods in their original research depending on their research question and the nature of their data.

Data Collection Methods

There are several data collection methods that researchers can use in original research, depending on the nature of the research question and the type of data that needs to be collected. Some of the most common data collection methods include:

  • Surveys : Surveys involve asking participants to respond to a series of questions about their attitudes, behaviors, beliefs, or experiences. Surveys can be conducted in person, over the phone, through email, or online.
  • Interviews : Interviews involve asking participants open-ended questions about their experiences, beliefs, or behaviors. Interviews can be conducted in person, over the phone, or through video conferencing.
  • Observations : Observations involve observing and recording participants’ behaviors or interactions in a natural or laboratory setting. Observations can be conducted using structured or unstructured methods.
  • Experiments : Experiments involve manipulating one or more variables and observing the effect on an outcome variable. Experiments can be conducted in a laboratory or in the natural environment.
  • Case studies: Case studies involve conducting an in-depth analysis of a single case, such as an individual, organization, or event. Case studies can involve the collection of qualitative or quantitative data.
  • Focus groups: Focus groups involve bringing together a small group of participants to discuss a specific topic or issue. Focus groups can be conducted in person or online.
  • Document analysis: Document analysis involves collecting and analyzing written or visual materials, such as reports, memos, or videos, to answer research questions.

Data Analysis Methods

Once data has been collected in original research, it needs to be analyzed to answer research questions and draw conclusions. There are various data analysis methods that researchers can use, depending on the type of data collected and the research question. Some common data analysis methods used in original research include:

  • Descriptive statistics: This involves using statistical measures such as mean, median, mode, and standard deviation to describe the characteristics of the data.
  • Inferential statistics: This involves using statistical methods to infer conclusions about a population based on a sample of data.
  • Regression analysis: This involves examining the relationship between two or more variables by using statistical models that predict the value of one variable based on the value of one or more other variables.
  • Content analysis: This involves analyzing written or visual materials, such as documents, videos, or social media posts, to identify patterns, themes, or trends.
  • Qualitative analysis: This involves analyzing non-numerical data, such as interview transcripts or observation notes, to identify themes, patterns, or categories.
  • Grounded theory: This involves developing a theory or model based on the data collected in the study.
  • Mixed methods analysis: This involves combining quantitative and qualitative data analysis methods to provide a more comprehensive understanding of the research question.

How to Conduct Original Research

Conducting original research involves several steps that researchers need to follow to ensure that their research is valid, reliable, and produces meaningful results. Here are some general steps that researchers can follow to conduct original research:

  • Identify the research question: The first step in conducting original research is to identify a research question that is relevant, significant, and feasible. The research question should be specific and focused to guide the research process.
  • Conduct a literature review: Once the research question is identified, researchers should conduct a thorough literature review to identify existing research on the topic. This will help them identify gaps in the existing knowledge and develop a research plan that builds on previous research.
  • Develop a research plan: Researchers should develop a research plan that outlines the methods they will use to collect and analyze data. The research plan should be detailed and include information on the population and sample, data collection methods, data analysis methods, and ethical considerations.
  • Collect data: Once the research plan is developed, researchers can begin collecting data using the methods identified in the plan. It is important to ensure that the data collection process is consistent and accurate to ensure the validity and reliability of the data.
  • Analyze data: Once the data is collected, researchers should analyze it using appropriate data analysis methods. This will help them answer the research question and draw conclusions from the data.
  • Interpret results: After analyzing the data, researchers should interpret the results and draw conclusions based on the findings. This will help them answer the research question and make recommendations for future research or practical applications.
  • Communicate findings: Finally, researchers should communicate their findings to the appropriate audience using a format that is appropriate for the research question and audience. This may include writing a research paper, presenting at a conference, or creating a report for a client or stakeholder.

Purpose of Original Research

The purpose of original research is to generate new knowledge and understanding in a particular field of study. Original research is conducted to address a research question, hypothesis, or problem and to produce empirical evidence that can be used to inform theory, policy, and practice. By conducting original research, researchers can:

  • Expand the existing knowledge base: Original research helps to expand the existing knowledge base by providing new information and insights into a particular phenomenon. This information can be used to develop new theories, models, or frameworks that explain the phenomenon in greater depth.
  • Test existing theories and hypotheses: Original research can be used to test existing theories and hypotheses by collecting empirical evidence and analyzing the data. This can help to refine or modify existing theories, or to develop new ones that better explain the phenomenon.
  • Identify gaps in the existing knowledge: Original research can help to identify gaps in the existing knowledge base by highlighting areas where further research is needed. This can help to guide future research and identify new research questions that need to be addressed.
  • Inform policy and practice: Original research can be used to inform policy and practice by providing empirical evidence that can be used to make decisions and develop interventions. This can help to improve the quality of life for individuals and communities, and to address social, economic, and environmental challenges.

How to publish Original Research

Publishing original research involves several steps that researchers need to follow to ensure that their research is accepted and published in reputable academic journals. Here are some general steps that researchers can follow to publish their original research:

  • Select a suitable journal: Researchers should identify a suitable academic journal that publishes research in their field of study. The journal should have a good reputation and a high impact factor, and should be a good fit for the research topic and methods used.
  • Review the submission guidelines: Once a suitable journal is identified, researchers should review the submission guidelines to ensure that their manuscript meets the journal’s requirements. The guidelines may include requirements for formatting, length, and content.
  • Write the manuscript : Researchers should write the manuscript in accordance with the submission guidelines and academic standards. The manuscript should include a clear research question or hypothesis, a description of the research methods used, an analysis of the data collected, and a discussion of the results and their implications.
  • Submit the manuscript: Once the manuscript is written, researchers should submit it to the selected journal. The submission process may require the submission of a cover letter, abstract, and other supporting documents.
  • Respond to reviewer feedback: After the manuscript is submitted, it will be reviewed by experts in the field who will provide feedback on the quality and suitability of the research. Researchers should carefully review the feedback and revise the manuscript accordingly.
  • Respond to editorial feedback: Once the manuscript is revised, it will be reviewed by the journal’s editorial team who will provide feedback on the formatting, style, and content of the manuscript. Researchers should respond to this feedback and make any necessary revisions.
  • Acceptance and publication: If the manuscript is accepted, the journal will inform the researchers and the manuscript will be published in the journal. If the manuscript is not accepted, researchers can submit it to another journal or revise it further based on the feedback received.

How to Identify Original Research

To identify original research, there are several factors to consider:

  • The research question: Original research typically starts with a novel research question or hypothesis that has not been previously explored or answered in the existing literature.
  • The research design: Original research should have a clear and well-designed research methodology that follows appropriate scientific standards. The methodology should be described in detail in the research article.
  • The data: Original research should include new data that has not been previously published or analyzed. The data should be collected using appropriate research methods and analyzed using valid statistical methods.
  • The results: Original research should present new findings or insights that have not been previously reported in the existing literature. The results should be presented clearly and objectively, and should be supported by the data collected.
  • The discussion and conclusions: Original research should provide a clear and objective interpretation of the results, and should discuss the implications of the research findings. The discussion and conclusions should be based on the data collected and the research question or hypothesis.
  • The references: Original research should be supported by references to existing literature, which should be cited appropriately in the research article.

Advantages of Original Research

Original research has several advantages, including:

  • Generates new knowledge: Original research is conducted to answer novel research questions or hypotheses, which can generate new knowledge and insights into various fields of study.
  • Supports evidence-based decision making: Original research provides empirical evidence that can inform decision-making in various fields, such as medicine, public policy, and business.
  • Enhances academic and professional reputation: Conducting original research and publishing in reputable academic journals can enhance a researcher’s academic and professional reputation.
  • Provides opportunities for collaboration: Original research can provide opportunities for collaboration between researchers, institutions, and organizations, which can lead to new partnerships and research projects.
  • Advances scientific and technological progress: Original research can contribute to scientific and technological progress by providing new knowledge and insights into various fields of study, which can inform further research and development.
  • Can lead to practical applications: Original research can have practical applications in various fields, such as medicine, engineering, and social sciences, which can lead to new products, services, and policies that benefit society.

Limitations of Original Research

Original research also has some limitations, which include:

  • Time and resource constraints: Original research can be time-consuming and expensive, requiring significant resources to design, execute, and analyze the research data.
  • Ethical considerations: Conducting original research may raise ethical considerations, such as ensuring the privacy and confidentiality of research participants, obtaining informed consent, and avoiding conflicts of interest.
  • Risk of bias: Original research may be subject to biases, such as selection bias, measurement bias, and publication bias, which can affect the validity and reliability of the research findings.
  • Generalizability: Original research findings may not be generalizable to larger populations or different contexts, which can limit the applicability of the research findings.
  • Replicability: Original research may be difficult to replicate, which can limit the ability of other researchers to verify the research findings.
  • Limited scope: Original research may have a limited scope, focusing on a specific research question or hypothesis, which can limit the breadth of the research findings.

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Research help answer.

Many original research articles are not labeled as original research articles.  Original research articles include a research question or hypothesis.  They usually contain most of the following sections: methods, results, discussion, conclusion and references.  An original research article is written by the person or people that conducted the experiment or observations.  Original research articles are considered empirical or primary sources and present an original study.

Articles that look at multiple studies are not considered original research articles.  Search library databases using keywords like “study or “case study” to increase your chances of locating original research articles. 

For information on how to find an original research article that is not meta-analysis, not meta-synthesis and not mixed method, go to  https://westcoastuniversitylibrary.libanswers.com/research/faq/291851 .

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Original Research

An original research paper should present a unique argument of your own. In other words, the claim of the paper should be debatable and should be your (the researcher’s) own original idea. Typically an original research paper builds on the existing research on a topic, addresses a specific question, presents the findings according to a standard structure (described below), and suggests questions for further research and investigation. Though writers in any discipline may conduct original research, scientists and social scientists in particular are interested in controlled investigation and inquiry. Their research often consists of direct and indirect observation in the laboratory or in the field. Many scientists write papers to investigate a hypothesis (a statement to be tested).

Although the precise order of research elements may vary somewhat according to the specific task, most include the following elements:

  • Table of contents
  • List of illustrations
  • Body of the report
  • References cited

Check your assignment for guidance on which formatting style is required. The Complete Discipline Listing Guide (Purdue OWL)  provides information on the most common style guide for each discipline, but be sure to check with your instructor.

The title of your work is important. It draws the reader to your text. A common practice for titles is to use a two-phrase title where the first phrase is a broad reference to the topic to catch the reader’s attention. This phrase is followed by a more direct and specific explanation of your project. For example:

“Lions, Tigers, and Bears, Oh My!: The Effects of Large Predators on Livestock Yields.”

The first phrase draws the reader in – it is creative and interesting. The second part of the title tells the reader the specific focus of the research.

In addition, data base retrieval systems often work with  keywords  extracted from the title or from a list the author supplies. When possible, incorporate them into the title. Select these words with consideration of how prospective readers might attempt to access your document. For more information on creating keywords, refer to this  Springer research publication guide.

See the KU Writing Center Writing Guide on Abstracts for detailed information about creating an abstract.

Table of Contents

The table of contents provides the reader with the outline and location of specific aspects of your document. Listings in the table of contents typically match the headings in the paper. Normally, authors number any pages before the table of contents as well as the lists of illustrations/tables/figures using lower-case roman numerals. As such, the table of contents will use lower-case roman numbers to identify the elements of the paper prior to the body of the report, appendix, and reference page. Additionally, because authors will normally use Arabic numerals (e.g., 1, 2, 3) to number the pages of the body of the research paper (starting with the introduction), the table of contents will use Arabic numerals to identify the main sections of the body of the paper (the introduction, literature review, methods, results, discussion, conclusion, references, and appendices).

Here is an example of a table of contents:

ABSTRACT..................................................iii

TABLE OF CONTENTS...............................iv

LIST OF ILLUSTRATIONS...........................v

LIST OF TABLES.........................................vii

INTRODUCTION..........................................1

LITERATURE REVIEW.................................6

METHODS....................................................9

RESULTS....................................................10

DISCUSSION..............................................16

CONCLUSION............................................18

REFERENCES............................................20

APPENDIX................................................. 23

More information on creating a table of contents can be found in the Table of Contents Guide (SHSU)  from the Newton Gresham Library at Sam Houston State University.

List of Illustrations

Authors typically include a list of the illustrations in the paper with longer documents. List the number (e.g., Illustration 4), title, and page number of each illustration under headings such as "List of Illustrations" or "List of Tables.”

Body of the Report

The tone of a report based on original research will be objective and formal, and the writing should be concise and direct. The structure will likely consist of these standard sections:  introduction, methods, results, discussion, and conclusion . Typically, authors identify these sections with headings and may use subheadings to identify specific themes within these sections (such as themes within the literature under the literature review section).

Introduction

Given what the field says about this topic, here is my contribution to this line of inquiry.

The introduction often consists of the rational for the project. What is the phenomenon or event that inspired you to write about this topic? What is the relevance of the topic and why is it important to study it now? Your introduction should also give some general background on the topic – but this should not be a literature review. This is the place to give your readers and necessary background information on the history, current circumstances, or other qualities of your topic generally. In other words, what information will a layperson need to know in order to get a decent understanding of the purpose and results of your paper? Finally, offer a “road map” to your reader where you explain the general order of the remainder of your paper. In the road map, do not just list the sections of the paper that will follow. You should refer to the main points of each section, including the main arguments in the literature review, a few details about your methods, several main points from your results/analysis, the most important takeaways from your discussion section, and the most significant conclusion or topic for further research.   

Literature Review

This is what other researchers have published about this topic.

In the literature review, you will define and clarify the state of the topic by citing key literature that has laid the groundwork for this investigation. This review of the literature will identify relations, contradictions, gaps, and inconsistencies between previous investigations and this one, and suggest the next step in the investigation chain, which will be your hypothesis. You should write the literature review in the  present tense  because it is ongoing information.

Methods (Procedures)

This is how I collected and analyzed the information.

This section recounts the procedures of the study. You will write this in  past tense  because you have already completed the study. It must include what is necessary to replicate and validate the hypothesis. What details must the reader know in order to replicate this study? What were your purposes in this study? The challenge in this section is to understand the possible readers well enough to include what is necessary without going into detail on “common-knowledge” procedures. Be sure that you are specific enough about your research procedure that someone in your field could easily replicate your study. Finally, make sure not to report any findings in this section.

This is what I found out from my research.

This section reports the findings from your research. Because this section is about research that is completed, you should write it primarily in the  past tense . The form and level of detail of the results depends on the hypothesis and goals of this report, and the needs of your audience. Authors of research papers often use visuals in the results section, but the visuals should enhance, rather than serve as a substitute, for the narrative of your results. Develop a narrative based on the thesis of the paper and the themes in your results and use visuals to communicate key findings that address your hypothesis or help to answer your research question. Include any unusual findings that will clarify the data. It is a good idea to use subheadings to group the results section into themes to help the reader understand the main points or findings of the research. 

This is what the findings mean in this situation and in terms of the literature more broadly.

This section is your opportunity to explain the importance and implications of your research. What is the significance of this research in terms of the hypothesis? In terms of other studies? What are possible implications for any academic theories you utilized in the study? Are there any policy implications or suggestions that result from the study? Incorporate key studies introduced in the review of literature into your discussion along with your own data from the results section. The discussion section should put your research in conversation with previous research – now you are showing directly how your data complements or contradicts other researchers’ data and what the wider implications of your findings are for academia and society in general. What questions for future research do these findings suggest? Because it is ongoing information, you should write the discussion in the  present tense . Sometimes the results and discussion are combined; if so, be certain to give fair weight to both.

These are the key findings gained from this research.

Summarize the key findings of your research effort in this brief final section. This section should not introduce new information. You can also address any limitations from your research design and suggest further areas of research or possible projects you would complete with a new and improved research design.

References/Works Cited

See KU Writing Center  writing guides  to learn more about different citation styles like APA, MLA, and Chicago.  Make an appointment  at the KU Writing Center for more help. Be sure to format the paper and references based on the citation style that your professor requires or based on the requirements of the academic journal or conference where you hope to submit the paper.

The appendix includes attachments that are pertinent to the main document but are too detailed to be included in the main text. These materials should be titled and labeled (for example Appendix A: Questionnaire). You should refer to the appendix in the text with in-text references so the reader understands additional useful information is available elsewhere in the document. Examples of documents to include in the appendix include regression tables, tables of text analysis data, and interview questions.

Updated June 2022  

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What is Original Research?

Original research is considered a primary source.

An article is considered original research if...

  • it is the report of a study written by the researchers who actually did the study.
  • the researchers describe their hypothesis or research question and the purpose of the study.
  • the researchers detail their research methods.
  • the results of the research are reported.
  • the researchers interpret their results and discuss possible implications.

There is no one way to easily tell if an article is a research article like there is for peer-reviewed articles in the Ulrich's database. The only way to be sure is to read the article to verify that it is written by the researchers and that they have explained all of their findings, in addition to listing their methodologies, results, and any conclusions based on the evidence collected. 

All that being said, there are a few key indicators that will help you to quickly decide whether or not your article is based on original research. 

  • Literature Review or Background
  • Conclusions
  • Read through the abstract (summary) before you attempt to find the full-text PDF. The abstract of the article usually contains those subdivision headings where each of the key sections are summarized individually. 
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Scientific Manuscript Writing: Original Research, Case Reports, Review Articles

  • First Online: 02 March 2024

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original research article meaning

  • Kimberly M. Rathbun 5  

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Manuscripts are used to communicate the findings of your work with other researchers. Writing your first manuscript can be a challenge. Journals provide guidelines to authors which should be followed closely. The three major types of articles (original research, case reports, and review articles) all generally follow the IMRAD format with slight variations in content. With planning and thought, manuscript writing does not have to be a daunting task.

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Rathbun, K.M. (2023). Scientific Manuscript Writing: Original Research, Case Reports, Review Articles. In: Olympia, R.P., Werley, E.B., Lubin, J.S., Yoon-Flannery, K. (eds) An Emergency Physician’s Path. Springer, Cham. https://doi.org/10.1007/978-3-031-47873-4_80

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Original Research Articles

Definition : An original research article communicates the research question, methods, results, and conclusions of a research study or experiment conducted by the author(s). These articles present original research data or findings generated through the course of the authors' study and an analysis of that data or information.

Published in Journals : Origingal research articles are published in scientific journals, also called scholarly or academic journals. These can be published in print and/or online. Journals are serial publications, meaning they publish volumes and issues on a schedule continually over time, similar to a magazine but for a scholarly audience. You can access journals through many of the library's databases. A list of recommended databases to use to search for original articles on biology subjects can be found through this link , accessible from the database "subject" dropdown on the library homepage.

Peer Reviewed : Prior to being published, original research articles undergo a process called peer review in an effort to ensure that published articles are based on sound research that adheres to established standards in the discipline. This means that after an article is first submitted to a journal, it is reviewed by other scientists who are experts in the article's subject area. These individuals review the article and provide unbiased feedback about the soundness of the background information, research methods, analysis, conclusions, logic, and reasoning of any conclusions; the author needs to incorporate and/or respond to recommended edits before an article will be published. Though it isn't perfect, peer review is the best quality control mechanism that scholars currently have in place to validate the quality of published research.

Peer reviewed articles will often be published with "Received", "Accepted", and "Published" dates, which indicates the timeline of the peer review process.

Structure : Traditionally, an original research article follows a standardized structure known by the acronym IMRD, which stands for Introduction, Methods, Results, & Discussion. Further information about the IMRD structure is available on the  Reading Original Research Articles  tab of this guide.

Other types of journal articles

Review Articles (usually peer reviewed) : Summarize and synthesize the current published literature on a certain topic. They do not involve original experiments or report new findings. The scope of a review article may be broad or narrow, depending on the publication record. Original research articles do incorporate literature review components, but a review article covers  only  review content.

Non Peer Reviewed Articles in Journals : Many journals publish the types of articles where peer review is not required. These differ by publication but may include research notes (brief reports of new research findings); responses to other articles; letters, commentaries, or opinion pieces; book reviews; and news. These articles are often more concise and will typically have a shorter reference list or no reference list at all. Many journals will indicate what genre these articles fall into on the article itself by using a label.

Why is Published Original Research Important?

Current information : Typical publication turnaround varies, but can be as quick as ~3 months.

Replicable : The studies published in original research articles contain enough methodological detail to be replicated so research can be verified (though this is a topic of recent debate ).

Contains Raw Data : The raw original research data, along with information about experimental conditions, allows for reuse of results for your own research or analysis.

Shows Logic : Using the provided data and methods, you can evaluate the logic of the authors' conclusions.

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How to write an original research paper (and get it published)

The purpose of the Journal of the Medical Library Association (JMLA) is more than just archiving data from librarian research. Our goal is to present research findings to end users in the most useful way. The “Knowledge Transfer” model, in its simplest form, has three components: creating the knowledge (doing the research), translating and transferring it to the user, and incorporating the knowledge into use. The JMLA is in the middle part, transferring and translating to the user. We, the JMLA, must obtain the information and knowledge from researchers and then work with them to present it in the most useable form. That means the information must be in a standard acceptable format and be easily readable.

There is a standard, preferred way to write an original research paper. For format, we follow the IMRAD structure. The acronym, IMRAD, stands for I ntroduction, M ethods, R esults A nd D iscussion. IMRAD has dominated academic, scientific, and public health journals since the second half of the twentieth century. It is recommended in the “Uniform Requirements for Manuscripts Submitted to Biomedical Journals” [ 1 ]. The IMRAD structure helps to eliminate unnecessary detail and allows relevant information to be presented clearly in a logical sequence [ 2 , 3 ].

Here are descriptions of the IMRAD sections, along with our comments and suggestions. If you use this guide for submission to another journal, be sure to check the publisher's prescribed formats.

The Introduction sets the stage for your presentation. It has three parts: what is known, what is unknown, and what your burning question, hypothesis, or aim is. Keep this section short, and write for a general audience (clear, concise, and as nontechnical as you can be). How would you explain to a distant colleague why and how you did the study? Take your readers through the three steps ending with your specific question. Emphasize how your study fills in the gaps (the unknown), and explicitly state your research question. Do not answer the research question. Remember to leave details, descriptions, speculations, and criticisms of other studies for the Discussion .

The Methods section gives a clear overview of what you did. Give enough information that your readers can evaluate the persuasiveness of your study. Describe the steps you took, as in a recipe, but be wary of too much detail. If you are doing qualitative research, explain how you picked your subjects to be representative.

You may want to break it into smaller sections with subheadings, for example, context: when, where, authority or approval, sample selection, data collection (how), follow-up, method of analysis. Cite a reference for commonly used methods or previously used methods rather than explaining all the details. Flow diagrams and tables can simplify explanations of methods.

You may use first person voice when describing your methods.

The Results section summarizes what the data show. Point out relationships, and describe trends. Avoid simply repeating the numbers that are already available in the tables and figures. Data should be restricted to tables as much as possible. Be the friendly narrator, and summarize the tables; do not write the data again in the text. For example, if you had a demographic table with a row of ages, and age was not significantly different among groups, your text could say, “The median age of all subjects was 47 years. There was no significant difference between groups (Table).” This is preferable to, “The mean age of group 1 was 48.6 (7.5) years and group 2 was 46.3 (5.8) years, a nonsignificant difference.”

Break the Results section into subsections, with headings if needed. Complement the information that is already in the tables and figures. And remember to repeat and highlight in the text only the most important numbers. Use the active voice in the Results section, and make it lively. Information about what you did belongs in the Methods section, not here. And reserve comments on the meaning of your results for the Discussion section.

Other tips to help you with the Results section:

  • ▪ If you need to cite the number in the text (not just in the table), and the total in the group is less than 50, do not include percentage. Write “7 of 34,” not “7 (21%).”
  • ▪ Do not forget, if you have multiple comparisons, you probably need adjustment. Ask your statistician if you are not sure.

The Discussion section gives you the most freedom. Most authors begin with a brief reiteration of what they did. Every author should restate the key findings and answer the question noted in the Introduction . Focus on what your data prove, not what you hoped they would prove. Start with “We found that…” (or something similar), and explain what the data mean. Anticipate your readers' questions, and explain why your results are of interest.

Then compare your results with other people's results. This is where that literature review you did comes in handy. Discuss how your findings support or challenge other studies.

You do not need every article from your literature review listed in your paper or reference list, unless you are writing a narrative review or systematic review. Your manuscript is not intended to be an exhaustive review of the topic. Do not provide a long review of the literature—discuss only previous work that is directly pertinent to your findings. Contrary to some beliefs, having a long list in the References section does not mean the paper is more scholarly; it does suggest the author is trying to look scholarly. (If your article is a systematic review, the citation list might be long.)

Do not overreach your results. Finding a perceived knowledge need, for example, does not necessarily mean that library colleges must immediately overhaul their curricula and that it will improve health care and save lives and money (unless your data show that, in which case give us a chance to publish it!). You can say “has the potential to,” though.

Always note limitations that matter, not generic limitations.

Point out unanswered questions and future directions. Give the big-picture implications of your findings, and tell your readers why they should care. End with the main findings of your study, and do not travel too far from your data. Remember to give a final take-home message along with implications.

Notice that this format does not include a separate Conclusion section. The conclusion is built into the Discussion . For example, here is the last paragraph of the Discussion section in a recent NEJM article:

In conclusion, our trial did not show the hypothesized benefit [of the intervention] in patients…who were at high risk for complications.

However, a separate Conclusion section is usually appropriate for abstracts. Systematic reviews should have an Interpretation section.

Other parts of your research paper independent of IMRAD include:

Tables and figures are the foundation for your story. They are the story. Editors, reviewers, and readers usually look at titles, abstracts, and tables and figures first. Figures and tables should stand alone and tell a complete story. Your readers should not need to refer back to the main text.

Abstracts can be free-form or structured with subheadings. Always follow the format indicated by the publisher; the JMLA uses structured abstracts for research articles. The main parts of an abstract may include introduction (background, question or hypothesis), methods, results, conclusions, and implications. So begin your abstract with the background of your study, followed by the question asked. Next, give a quick summary of the methods used in your study. Key results come next with limited raw data if any, followed by the conclusion, which answers the questions asked (the take-home message).

  • ▪ Recommended order for writing a manuscript is first to start with your tables and figures. They tell your story. You can write your sections in any order. Many recommend writing your Result s, followed by Methods, Introduction, Discussion , and Abstract.
  • ▪ We suggest authors read their manuscripts out loud to a group of librarians. Look for evidence of MEGO, “My Eyes Glaze Over” (attributed to Washington Post publisher Ben Bradlee and others). Modify as necessary.
  • ▪ Every single paragraph should be lucid.
  • ▪ Every paragraph should answer your readers' question, “Why are you telling me this?”

The JMLA welcomes all sizes of research manuscripts: definitive studies, preliminary studies, critical descriptive studies, and test-of-concept studies. We welcome brief reports and research letters. But the JMLA is more than a research journal. We also welcome case studies, commentaries, letters to the editor about articles, and subject reviews.

Cognitive Research: Principles and Implications Cover Image

Original Articles

Original articles typically describe several experiments unified by an introduction and a closing discussion placing the experiments in the context of other work in the field and providing a coherent theoretical account of the new knowledge found in the results of those experiments. While the majority of published articles are reports of experimental investigations in these content areas, articles that are primarily theoretical or integrative are also welcome.

There must be a Significance Statement, of no more than 250 words. This section should immediately follow the abstract (word limit also 250 words). Recall that CRPI is focused on “use-inspired basic research”, fundamental research that grows from hypotheses about real-world problems. The significance statement should make clear how your work was derived from an issue in the world. Ideally, the significance statement should be understandable by a broad audience and not only by specialists in our field. If you have questions about this aspect of your manuscript, send an email to the Editor, Sarah Creem-Regehr .

In 2017, the Psychonomic Society signed on to the Open Science Initiative’s Level 1 Transparency and Openness Guidelines. All authors are required to respond to the questions below, and in addition, all submitted manuscripts must include an Open Practices Statement immediately prior to the References section of the paper. The statement must specify (1) whether data and/or materials are available, and if so, where (as per Level 1 TOP guidelines, URLs are required to have a persistent identifier); and (2) whether any experiments were preregistered, and if so, which.

Manuscripts are to adhere to the conventions described in the Publication Manual of the American Psychological Association (APA 7th ed). Authors are encouraged to use color in figures. There is no charge for color since Cognitive Research: Principles and Implications  is an electronic/online journal. Submissions will be subject to rigorous peer review, in keeping with the standards of the Psychonomic Society, the sponsor of the journal. We will strive for rapid and broad-minded review. We expect clearly described, well executed studies. We will not insist on adherence to any specific theoretical position but we expect that studies will advance our scientific understanding.

If you are a member of the Psychonomic Society and wish to publish in this journal, there is a discount on the regular Article Processing Charge (APC). Please contact the Psychonomic Society for more information. 

Preparing your manuscript

The title page should:

  • "A versus B in the treatment of C: a randomized controlled trial", "X is a risk factor for Y: a case control study", "What is the impact of factor X on subject Y: A systematic review, A case report etc."
  • or, for non-clinical or non-research studies: a description of what the article reports
  • if a collaboration group should be listed as an author, please list the Group name as an author. If you would like the names of the individual members of the Group to be searchable through their individual PubMed records, please include this information in the “Acknowledgements” section in accordance with the instructions below
  • Large Language Models (LLMs), such as ChatGPT , do not currently satisfy our authorship criteria . Notably an attribution of authorship carries with it accountability for the work, which cannot be effectively applied to LLMs. Use of an LLM should be properly documented in the Methods section (and if a Methods section is not available, in a suitable alternative part) of the manuscript
  • indicate the corresponding author

The abstract should briefly summarize the aim, findings or purpose of the article. Please minimize the use of abbreviations and do not cite references in the abstract.

Three to ten keywords representing the main content of the article.

This should contain the body of the article, and may also be broken into subsections with short, informative headings. 

Conclusions

This should state clearly the main conclusions and provide an explanation of the importance and relevance of the case, data, opinion, database or software reported.

List of abbreviations

If abbreviations are used in the text they should be defined in the text at first use, and a list of abbreviations should be provided.

Declarations

All manuscripts must contain the following sections under the heading 'Declarations':

Ethics approval and consent to participate

Consent for publication.

  • Availability of data and material

Competing interests

Authors' contributions, acknowledgements.

  • Authors' information (optional)

Please see below for details on the information to be included in these sections.

If any of the sections are not relevant to your manuscript, please include the heading and write 'Not applicable' for that section.

Manuscripts reporting studies involving human participants, human data or human tissue must:

  • include a statement on ethics approval and consent (even where the need for approval was waived)
  • include the name of the ethics committee that approved the study and the committee’s reference number if appropriate

Studies involving animals must include a statement on ethics approval.

See our  editorial policies  for more information.

If your manuscript does not report on or involve the use of any animal or human data or tissue, please state “Not applicable” in this section.

If your manuscript contains any individual person’s data in any form (including individual details, images or videos), consent to publish must be obtained from that person, or in the case of children, their parent or legal guardian. All presentations of case reports must have consent to publish.

You can use your institutional consent form if you prefer. You should not send the form to us on submission, but we may request to see a copy at any stage (including after publication).

See our  editorial policies  for more information on consent for publication.

If your manuscript does not contain data from any individual person, please state “Not applicable” in this section.

Availability of data and materials

All manuscripts must include an ‘Availability of data and materials’ statement. Data availability statements should include information on where data supporting the results reported in the article can be found including, where applicable, hyperlinks to publicly archived datasets analysed or generated during the study. By data we mean the minimal dataset that would be necessary to interpret, replicate and build upon the findings reported in the article. We recognise it is not always possible to share research data publicly, for instance when individual privacy could be compromised, and in such instances data availability should still be stated in the manuscript along with any conditions for access.

Data availability statements can take one of the following forms (or a combination of more than one if required for multiple datasets):

  • The datasets generated and/or analysed during the current study are available in the [NAME] repository, [PERSISTENT WEB LINK TO DATASETS]
  • The datasets used and/or analysed during the current study are available from the corresponding author on reasonable request.
  • All data generated or analysed during this study are included in this published article [and its supplementary information files].
  • The datasets generated and/or analysed during the current study are not publicly available due [REASON WHY DATA ARE NOT PUBLIC] but are available from the corresponding author on reasonable request.
  • Data sharing is not applicable to this article as no datasets were generated or analysed during the current study.
  • The data that support the findings of this study are available from [third party name] but restrictions apply to the availability of these data, which were used under license for the current study, and so are not publicly available. Data are however available from the authors upon reasonable request and with permission of [third party name].
  • Not applicable. If your manuscript does not contain any data, please state 'Not applicable' in this section.

More examples of template data availability statements, which include examples of openly available and restricted access datasets, are available  here .

SpringerOpen  also requires that authors cite any publicly available data on which the conclusions of the paper rely in the manuscript. Data citations should include a persistent identifier (such as a DOI) and should ideally be included in the reference list. Citations of datasets, when they appear in the reference list, should include the minimum information recommended by DataCite and follow journal style. Dataset identifiers including DOIs should be expressed as full URLs. For example:

Hao Z, AghaKouchak A, Nakhjiri N, Farahmand A. Global integrated drought monitoring and prediction system (GIDMaPS) data sets. figshare. 2014.  http://dx.doi.org/10.6084/m9.figshare.853801

With the corresponding text in the Availability of data and materials statement:

The datasets generated during and/or analysed during the current study are available in the [NAME] repository, [PERSISTENT WEB LINK TO DATASETS]. [Reference number]

All financial and non-financial competing interests must be declared in this section.

See our  editorial policies  for a full explanation of competing interests. If you are unsure whether you or any of your co-authors have a competing interest please contact the editorial office.

Please use the authors’ initials to refer to each authors' competing interests in this section.

If you do not have any competing interests, please state "The authors declare that they have no competing interests" in this section.

All sources of funding for the research reported should be declared. The role of the funding body in the design of the study and collection, analysis, and interpretation of data and in writing the manuscript should be declared.

The individual contributions of authors to the manuscript should be specified in this section. Guidance and criteria for authorship can be found in our  editorial policies .

Please use initials to refer to each author's contribution in this section, for example: "FC analyzed and interpreted the patient data regarding the hematological disease and the transplant. RH performed the histological examination of the kidney, and was a major contributor in writing the manuscript. All authors read and approved the final manuscript."

Please acknowledge anyone who contributed towards the article who does not meet the criteria for authorship including anyone who provided professional writing services or materials.

Authors should obtain permission to acknowledge from all those mentioned in the Acknowledgements section.

See our  editorial policies  for a full explanation of acknowledgements and authorship criteria.

If you do not have anyone to acknowledge, please write "Not applicable" in this section.

Group authorship (for manuscripts involving a collaboration group): if you would like the names of the individual members of a collaboration Group to be searchable through their individual PubMed records, please ensure that the title of the collaboration Group is included on the title page and in the submission system and also include collaborating author names as the last paragraph of the “Acknowledgements” section. Please add authors in the format First Name, Middle initial(s) (optional), Last Name. You can add institution or country information for each author if you wish, but this should be consistent across all authors.

Please note that individual names may not be present in the PubMed record at the time a published article is initially included in PubMed as it takes PubMed additional time to code this information.

Authors' information

This section is optional.

You may choose to use this section to include any relevant information about the author(s) that may aid the reader's interpretation of the article, and understand the standpoint of the author(s). This may include details about the authors' qualifications, current positions they hold at institutions or societies, or any other relevant background information. Please refer to authors using their initials. Note this section should not be used to describe any competing interests.

Footnotes should be designated within the text using a superscript number. It is not allowed to use footnotes for references/citations.

Examples of the American Psychological Association (APA) reference style are shown below. For further guidance, see the Publication Manual of the American Psychological Association and the respective web site of the Association ( http://www.apastyle.org/ ).

See our editorial policies for author guidance on good citation practice.

Web links and URLs: All web links and URLs, including links to the authors' own websites, should be given a reference number and included in the reference list rather than within the text of the manuscript. They should be provided in full, including both the title of the site and the URL, as well as the date the site was accessed, in the following format: The Mouse Tumor Biology Database. http://tumor.informatics.jax.org/mtbwi/index.do . Accessed 20 May 2013. If an author or group of authors can clearly be associated with a web link, such as for weblogs, then they should be included in the reference.

​​​​​​​ Example reference style:

Article within a journal

Harris, M., Karper, E., Stacks, G., Hoffman, D., DeNiro, & R., Cruz, P. (2001). Writing labs and the Hollywood connection. Journal of Film Writing , 44 (3), 213-245.

Article by DOI (with page numbers)

Slifka, M.K., & Whitton, J.L. (2000). Clinical implications of dysregulated cytokine production. Journal of Molecular Medicine , 78 (2), 74-80. doi:10.1007/s001090000086.

Article by DOI (before issue publication and without page numbers)

Kreger, M., Brindis, C.D., Manuel, D.M., & Sassoubre, L. (2007). Lessons learned in systems change initiatives: benchmarks and indicators. American Journal of Community Psychology . doi: 10.1007/s10464-007-9108-14.

Article in electronic journal by DOI (no paginated version)

Kruger, M., Brandis, C.D., Mandel, D.M., & Sassoure, J. (2007). Lessons to be learned in systems change initiatives: benchmarks and indicators. American Journal of Digital Psychology . doi: 10.1007/s10469-007-5108-14.

Complete book

Calfee, R.C., & Valencia, R.R. (1991). APA guide to preparing manuscripts for journal publication. Washington, DC: American Psychological Association.

Book chapter, or an article within a book

O'Neil, J.M., & Egan, J. (1992). Men's and women's gender role journeys: Metaphor for healing, transition, and transformation. In B.R. Wainrib (Ed.), Gender issues across the life cycle (pp. 107-123). New York: Springer .

Online First chapter in a series (without a volume designation but with a DOI)

Saito, Y., & Hyuga, H. (2007). Rate equation approaches to amplification of enantiomeric excess and chiral symmetry breaking. Topics in Current Chemistry . doi:10.1007/128_2006_108.

Complete book, also showing a translated edition [Either edition may be listed first.]

Adorno, T.W. (1966). Negative Dialektik . Frankfurt: Suhrkamp. English edition: Adorno, TW (1973). Negative Dialectics (trans: Ashton, E.B.). London: Routledge.

Online document

Abou-Allaban, Y., Dell, M.L., Greenberg, W., Lomax, J., Peteet, J., Torres, M., & Cowell, V. (2006). Religious/spiritual commitments and psychiatric practice. Resource document. American Psychiatric Association. http://www.psych.org/edu/other_res/lib_archives/archives/200604.pdf. Accessed 25 June 2007.

Online database

German emigrants database (1998). Historisches Museum Bremerhaven. http://www.deutsche-auswanderer-datenbank.de. Accessed 21 June 2007.

Supplementary material/private homepage

Doe, J. (2006). Title of supplementary material. http://www.privatehomepage.com. Accessed 22 Feb 2007.

Doe, J. (1999). Trivial HTTP, RFC2169. ftp://ftp.isi.edu/in-notes/rfc2169.txt. Accessed 12 Feb 2006.

Organization site

ISSN International Centre (2006). The ISSN register. http://www.issn.org. Accessed 20 Feb 2007.

General formatting information

Manuscripts must be written in concise English. For help on scientific writing, or preparing your manuscript in English, please see Springer's  Author Academy .

Quick points:

  • Use double line spacing
  • Include line and page numbering
  • Use SI units: Please ensure that all special characters used are embedded in the text, otherwise they will be lost during conversion to PDF
  • Do not use page breaks in your manuscript

File formats

The following word processor file formats are acceptable for the main manuscript document:

  • Microsoft word (DOC, DOCX)
  • Rich text format (RTF)
  • TeX/LaTeX 

Please note: editable files are required for processing in production. If your manuscript contains any non-editable files (such as PDFs) you will be required to re-submit an editable file if your manuscript is accepted.

For more information, see ' Preparing figures ' below.

Additional information for TeX/LaTeX users

You are encouraged to use the Springer Nature LaTeX template when preparing a submission. A PDF of your manuscript files will be compiled during submission using pdfLaTeX and TexLive 2021. All relevant editable source files must be uploaded during the submission process. Failing to submit these source files will cause unnecessary delays in the production process.  

Style and language

For editors and reviewers to accurately assess the work presented in your manuscript you need to ensure the English language is of sufficient quality to be understood. If you need help with writing in English you should consider:

  • Getting a fast, free online grammar check .
  • Visiting the English language tutorial which covers the common mistakes when writing in English.
  • Asking a colleague who is proficient in English to review your manuscript for clarity.
  • Using a professional language editing service where editors will improve the English to ensure that your meaning is clear and identify problems that require your review. Two such services are provided by our affiliates Nature Research Editing Service and American Journal Experts . SpringerOpen authors are entitled to a 10% discount on their first submission to either of these services. To claim 10% off English editing from Nature Research Editing Service, click here . To claim 10% off American Journal Experts, click here .

Please note that the use of a language editing service is not a requirement for publication in Cognitive Research: Principles and Implications and does not imply or guarantee that the article will be selected for peer review or accepted.  为便于编辑和评审专家准确评估您稿件中陈述的研究工作,您需要确保文稿英语语言质量足以令人理解。如果您需要英文写作方面的帮助,您可以考虑:

  • 获取快速、免费的在线  语法检查 。
  • 查看一些有关英语写作中常见语言错误的 教程 。
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  • 使用专业语言编辑服务,编辑人员会对英语进行润色,以确保您的意思表达清晰,并提出需要您复核的问题。例如我们的附属机构 Nature Research Editing Service 以及合作伙伴 American Journal Experts 都可以提供此类专业服务。SpringerOpen作者享受首次订单10%优惠,该优惠同时适用于两家公司。您只需点击以下链接即可开始。使用 Nature Research Editing Service的编辑润色10%的优惠服务,请点击 这里 。使用 American Journal Experts的10%优惠服务,请点击 这里 。

请注意,使用语言编辑服务并非在期刊上发表文章的必要条件,这也并不意味或保证文章将被选中进行同行评议或被接受。 エディターと査読者があなたの論文を正しく評価するには、使用されている英語の質が十分であることが必要とされます。英語での論文執筆に際してサポートが必要な場合には、次のオプションがあります:

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  • プロの英文校正サービスを利用する。校正者が原稿の意味を明確にしたり、問題点を指摘し、英語を向上させます。 Nature Research Editing Service と American Journal Experts の2つは弊社と提携しているサービスです。SpringerOpenのジャーナルの著者は、いずれかのサービスを初めて利用する際に、10%の割引を受けることができます。Nature Research Editing Serviceの10%割引を受けるには、 こちらをクリックしてください 。. American Journal Expertsの10%割引を受けるには、 こちらをクリックしてください 。

英文校正サービスの利用は、このジャーナルに掲載されるための条件ではないこと、また論文審査や受理を保証するものではないことに留意してください。 영어 원고의 경우, 에디터 및 리뷰어들이 귀하의 원고에 실린 결과물을 정확하게 평가할 수 있도록, 그들이 충분히 이해할 수 있을 만한 수준으로 작성되어야 합니다. 만약 영작문과 관련하여 도움을 받기를 원하신다면 다음의 사항들을 고려하여 주십시오:

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Data and materials

For all journals, SpringerOpen strongly encourages all datasets on which the conclusions of the manuscript rely to be either deposited in publicly available repositories (where available and appropriate) or presented in the main paper or additional supporting files, in machine-readable format (such as spread sheets rather than PDFs) whenever possible. Please see the list of recommended repositories in our editorial policies.

For some journals, deposition of the data on which the conclusions of the manuscript rely is an absolute requirement. Please check the Instructions for Authors for the relevant journal and article type for journal specific policies.

For all manuscripts, information about data availability should be detailed in an ‘Availability of data and materials’ section. For more information on the content of this section, please see the Declarations section of the relevant journal’s Instruction for Authors. For more information on SpringerOpen's policies on data availability, please see our editorial policies .

Formatting the 'Availability of data and materials' section of your manuscript

The following format for the 'Availability of data and materials section of your manuscript should be used:

"The dataset(s) supporting the conclusions of this article is(are) available in the [repository name] repository, [unique persistent identifier and hyperlink to dataset(s) in http:// format]."

The following format is required when data are included as additional files:

"The dataset(s) supporting the conclusions of this article is(are) included within the article (and its additional file(s))."

For databases, this section should state the web/ftp address at which the database is available and any restrictions to its use by non-academics.

For software, this section should include:

  • Project name: e.g. My bioinformatics project
  • Project home page: e.g. http://sourceforge.net/projects/mged
  • Archived version: DOI or unique identifier of archived software or code in repository (e.g. enodo)
  • Operating system(s): e.g. Platform independent
  • Programming language: e.g. Java
  • Other requirements: e.g. Java 1.3.1 or higher, Tomcat 4.0 or higher
  • License: e.g. GNU GPL, FreeBSD etc.
  • Any restrictions to use by non-academics: e.g. licence needed

Information on available repositories for other types of scientific data, including clinical data, can be found in our editorial policies .

What should be cited?

Only articles, clinical trial registration records and abstracts that have been published or are in press, or are available through public e-print/preprint servers, may be cited.

Unpublished abstracts, unpublished data and personal communications should not be included in the reference list, but may be included in the text and referred to as "unpublished observations" or "personal communications" giving the names of the involved researchers. Obtaining permission to quote personal communications and unpublished data from the cited colleagues is the responsibility of the author. Either footnotes or endnotes are permitted. Journal abbreviations follow Index Medicus/MEDLINE.

Any in press articles cited within the references and necessary for the reviewers' assessment of the manuscript should be made available if requested by the editorial office.

Preparing figures

When preparing figures, please follow the formatting instructions below.

  • Figure titles (max 15 words) and legends (max 300 words) should be provided in the main manuscript, not in the graphic file.
  • Tables should NOT be submitted as figures but should be included in the main manuscript file.
  • Multi-panel figures (those with parts a, b, c, d etc.) should be submitted as a single composite file that contains all parts of the figure.
  • Figures should be numbered in the order they are first mentioned in the text, and uploaded in this order.
  • Figures should be uploaded in the correct orientation.
  • Figure keys should be incorporated into the graphic, not into the legend of the figure.
  • Each figure should be closely cropped to minimize the amount of white space surrounding the illustration. Cropping figures improves accuracy when placing the figure in combination with other elements when the accepted manuscript is prepared for publication on our site. For more information on individual figure file formats, see our detailed instructions.
  • Individual figure files should not exceed 10 MB. If a suitable format is chosen, this file size is adequate for extremely high quality figures.
  • Please note that it is the responsibility of the author(s) to obtain permission from the copyright holder to reproduce figures (or tables) that have previously been published elsewhere. In order for all figures to be open access, authors must have permission from the rights holder if they wish to include images that have been published elsewhere in non open access journals. Permission should be indicated in the figure legend, and the original source included in the reference list.

Figure file types

We accept the following file formats for figures:

  • EPS (suitable for diagrams and/or images)
  • PDF (suitable for diagrams and/or images)
  • Microsoft Word (suitable for diagrams and/or images, figures must be a single page)
  • PowerPoint (suitable for diagrams and/or images, figures must be a single page)
  • TIFF (suitable for images)
  • JPEG (suitable for photographic images, less suitable for graphical images)
  • PNG (suitable for images)
  • BMP (suitable for images)
  • CDX (ChemDraw - suitable for molecular structures)

Figure size and resolution

Figures are resized during publication of the final full text and PDF versions to conform to the SpringerOpen standard dimensions, which are detailed below.

Figures on the web:

  • width of 600 pixels (standard), 1200 pixels (high resolution).

Figures in the final PDF version:

  • width of 85 mm for half page width figure
  • width of 170 mm for full page width figure
  • maximum height of 225 mm for figure and legend
  • image resolution of approximately 300 dpi (dots per inch) at the final size

Figures should be designed such that all information, including text, is legible at these dimensions. All lines should be wider than 0.25 pt when constrained to standard figure widths. All fonts must be embedded.

Figure file compression

Vector figures should if possible be submitted as PDF files, which are usually more compact than EPS files.

  • TIFF files should be saved with LZW compression, which is lossless (decreases file size without decreasing quality) in order to minimize upload time.
  • JPEG files should be saved at maximum quality.
  • Conversion of images between file types (especially lossy formats such as JPEG) should be kept to a minimum to avoid degradation of quality.

If you have any questions or are experiencing a problem with figures, please contact the customer service team at [email protected] .

Preparing tables

When preparing tables, please follow the formatting instructions below.

  • Tables should be numbered and cited in the text in sequence using Arabic numerals (i.e. Table 1, Table 2 etc.).
  • Tables less than one A4 or Letter page in length can be placed in the appropriate location within the manuscript.
  • Tables larger than one A4 or Letter page in length can be placed at the end of the document text file. Please cite and indicate where the table should appear at the relevant location in the text file so that the table can be added in the correct place during production.
  • Larger datasets, or tables too wide for A4 or Letter landscape page can be uploaded as additional files. Please see [below] for more information.
  • Tabular data provided as additional files can be uploaded as an Excel spreadsheet (.xls ) or comma separated values (.csv). Please use the standard file extensions.
  • Table titles (max 15 words) should be included above the table, and legends (max 300 words) should be included underneath the table.
  • Tables should not be embedded as figures or spreadsheet files, but should be formatted using ‘Table object’ function in your word processing program.
  • Color and shading may not be used. Parts of the table can be highlighted using superscript, numbering, lettering, symbols or bold text, the meaning of which should be explained in a table legend.
  • Commas should not be used to indicate numerical values.

If you have any questions or are experiencing a problem with tables, please contact the customer service team at [email protected] .

Preparing additional files

As the length and quantity of data is not restricted for many article types, authors can provide datasets, tables, movies, or other information as additional files.

All Additional files will be published along with the accepted article. Do not include files such as patient consent forms, certificates of language editing, or revised versions of the main manuscript document with tracked changes. Such files, if requested, should be sent by email to the journal’s editorial email address, quoting the manuscript reference number.

Results that would otherwise be indicated as "data not shown" should be included as additional files. Since many web links and URLs rapidly become broken, SpringerOpen requires that supporting data are included as additional files, or deposited in a recognized repository. Please do not link to data on a personal/departmental website. Do not include any individual participant details. The maximum file size for additional files is 20 MB each, and files will be virus-scanned on submission. Each additional file should be cited in sequence within the main body of text.

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Scholarly Articles and Journals

  • Original Research
  • Popular vs. Scholarly

Original Research Articles

Other types of articles.

  • Reading Scholarly Articles
  • Find Scholarly Articles

Research articles, empirical, research primary research, are based on original research. If you need to limit your sources to research articles, you must be able to tell the difference. Most research articles will contain the following:

A summary of the article. (Note: Abstracts appear in reviews or secondary articles as well.)

Sometimes called "methodology" or "materials and methods," this section describes the author's research methods and tools: experiment, survey, data sources, etc.

Results  

Also called "findings," this is the section of the article in which raw data are presented.

Discussion  

Sometimes called "analysis," this is the section in which the author analyzes the data.

The author's conclusions based on the analysis.

List of references to works cited in the article.

These standard parts of a research article may not always be labeled, and sometimes they are combined (for example, "Data and Methods"). Still, every research article indicates what methods and tools were used to conduct the research, what the results were, and how the author interprets those results.

Not every article in a scholarly journal contains research or analysis. Scholarly journals may also include:

  • Literature reviews - often reviews original research
  • Book reviews
  • Meta-Analysis or systematic reviews - analysis of original research 
  • Editorials or commentaries
  • Speeches and interviews
  • Conference reports

These are not original or primary research articles. 

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original research article meaning

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What is a Scientific Article?

A scientific article is a publication that is based on empirical evidence. It can support a hypothesis with original research, describe existing research or comment on current trends in a specific field. Types of scientific research include:

Original Research

  • Descriptive

Methods Papers

Meta-analysis

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Finding Original (or "Scientific") Research Articles

  • Understanding Original Research
  • Why Use Original Research Articles?
  • Search for Original Research

Related Guides

  • Finding Peer-Reviewed Articles by Faculty Librarians Last Updated May 15, 2024 140 views this year

Finding Original (or "Scientific") Research Articles

This guide will help you understand...

  • the definition of an original research article
  • where to look for an original research article
  • how to make sure you've found one
  • how to read and understand original research articles
  • why these kinds of articles are important

If you have any questions, please ask a librarian! Our contact info -- chat, email, phone, or in-person -- is listed on the "Get Help" tab of this guide.

Image source: " Lab Laboratory Research Scientific Science " by felixioncool is licensed under the CC0 license (public domain)

Definitions & Descriptions

Original research articles are primary sources.

An "original" research article is a detailed account of research activity written by the scientists who did the research--not by someone else  who is reporting on the research; it is a  primary resource . Some instructors may refer to these as "scientific research" articles or as "empirical" research.

Defining "Empirical" Research

The Merriam Webster Dictionary defines  empirical  as: "originating in or based on observation or experience research; capable of being verified or disproved by observation or experiment."

Anatomy of a Scholarly Article

Take a look at this very helpful web page created by librarians at NCSU (North Carolina State University).

  • Anatomy of a Scholarly Article Interactive display of a scholarly article. Created by NCSU Libraries, CC BY license

Common Characteristics of Most Original Research Articles

Most research articles have common elements and organization, including the following:

  • Written by multiple authors (usually three or more)
  • Authors are always identified and their credentials displayed
  • Long, technical article titles with specialized terminology
  • Lengthy--a minimum of six pages, often twenty or more
  • Introduction that includes the problem, question(s), and research objectives
  • Literature review: a description of what other scholars have written about the problem
  • Methods or Approach
  • Methods, Study, Results
  • Randomized, Double blind, Placebo-controlled
  • Article text will describe and analyze the problem, experiment or study, with technical language or jargon understood by others in that field
  • Chart, graphs, and/or tables often included
  • Lengthy references list
  • Published in professional or scholarly journals

Example References

Here's what a citation might look like.

Here are examples of how some research article citations look like when included in library databases or in bibliographies. Note the very detailed titles and multiple authors. 

  • A Pilot Study of Gene/Gene and Gene/Environment Interactions in Alzheimer Disease .By: Ghebranious, Nader; Mukesh, Bickol; Giampietro, Philip F.; Gluhch, Ingrid; Michel, Susan F.; Waring, Stephen C.; McCarty, Catherine A.,  Clinical Medicine & Research , Mar2011, Vol. 9 Issue 1, p17-25, 9p, 5 Charts;   
  • Developmental Trajectories of Marital Happiness in Continuously Married Individuals: A Group-Based Modeling Approach . By: Anderson, Jared R., Van Ryzin, Mark J., Doherty, William J.,  Journal of Family Psychology , 08933200, Oct2010, Vol. 24, Issue 5  
  • Occurrence of genetically modified oilseed rape seeds in the harvest of subsequent conventional oilseed rape over time .  European Journal of Agronomy , Volume 27, Issue 1, July 2007, Pages 115-122. A. Messéan, C. Sausse, J. Gasquez, H. Darmency

(Also, please note that the citations above are NOT cited in either APA or MLA style.)

Image source: “ Scientific citations ” by Finn Årup Nielsen is licensed under a CC BY 4.0 license

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ENGL 101/102

  • Background information and exploring your topic
  • Make a great research question

Finding original research articles

  • Searching Syntax This link opens in a new window
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Finding Research Articles About Your Topic

What kind of research has been done on your topic? Where can you find original research articles that have been published in peer-reviewed journals?  Use this page to learn about sources for finding peer-reviewed original research articles . Also, learn about  the nature and characteristics of peer-reviewed and original research articles.

Best bets for Original Research Articles-- Library databases for ENGL102

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<p>Also explore the <a href="https://researchguides.njit.edu/az.php">Library&#39;s AZ Database list </a>to find scholarly resources dedicated to specific subjects (Psychology, Education, Transportation, etc.)</p>

Also explore the Library's A-Z Database list to find scholarly resources dedicated to specific subjects (Psychology, Education, Transportation, etc.)

Understanding Peer Review and Original Research

Understanding what peer review is all about.

What is a peer-reviewed article anyways? What is the big deal about peer review? What is it? How does it work? Why do my instructors ask me to find peer-reviewed articles to use in my paper? If an article has been "Peer reviewed" it has earned a kind of authority and credibility from an academic/scientific community. It's a process that research has to go through before it is published. When we're talking about peer review, we're usually talking about scholarly and academic publications. They are usually original research -- research that's never been done before.  

Consult these sources to learn more about it:

Learn about peer review -- and its imperfections -- by watching All About Peer Review , a video from the CSUDH Library. Consult the Research Guide on Peer Review from NJIT Library to learn more. Watch Peer Review in 5 minutes from NCSU Library to learn more about the process of peer review and how to identify peer reviewed research. Read the information sheet What's the Difference? from Purdue University. Look over the peer-review process infographic on the LibGuide from UC San Diego. Want to learn more? Read Peer Review in Scientific Publications: Benefits, Critiques & A Survival Guide for an extensive and in-depth treatment of peer review including its history and problems.

What do peer-reviewed articles look like?

What do peer reviewed articles look like.

Probably the most known peer-reviewed journal is Nature . Take a look at the current issue of Nature -- notice that it has all kinds of articles of interest to a lot of people -- news, editorials, book reviews. Take a look at the "Research Articles" section. There you will see the peer reviewed articles from Nature such as: Physiological measurements in social acceptance of self driving technologies Modeling innovation in the cryptocurrency ecosystem Human preferences toward algorithmic bias in a word association task Notice that the articles have a "received" or "submitted", "accepted by" and "published" dates. These are the marking of peer reviewed articles -- finding these dates can be a quick and easy way of identifying peer-reviewed research. These articles also describe an original scientific study or experiment. They follow the scientific method and have sections with names like "Introduction", "Methodology", "Results", etc. Peer-reviewed articles often, but don't always, have multiple authors whose affiliations are given in the article.
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How to write an original article

Affiliations.

  • 1 Servicio de Urología, Fundació Puigvert, Universidad Autónoma de Barcelona, Barcelona, España. Electronic address: [email protected].
  • 2 Servicio de Urología, Fundació Puigvert, Universidad Autónoma de Barcelona, Barcelona, España.
  • PMID: 29779648
  • DOI: 10.1016/j.acuro.2018.02.011

Context: A correctly drafted original article gives information on what was done, why it was done, how it was done, the result of what was done, and the significance of what was done. Many articles fail to report their results effectively.

Objective: To describe the characteristics of an original article and to give practical recommendations to prevent the most common errors in our environment.

Evidence acquisition: We performed a systematic search of the terms "how to write a scientific article", "structure of the original article" and "publishing an article" in the databases PubMed and SCOPUS. We analysed the structure of an original article and the characteristics of its parts and prepared advice on the publication of an article.

Evidence synthesis: The journal's guidelines for authors should be read. It is usual for the original article to follow the IMRAD structure: Introduction, Methods, Results and Discussion. The introduction states briefly why the study was performed. The methods' section should give a detailed explanation of how the study was performed. The results should be clearly presented, with the help of tables, without repeating information. The discussion explains the relevance of the results and contrasts them with those of other authors. Any limitations and a conclusion supported by the results must be included.

Conclusions: Writing an original article correctly requires practice and it must be supported by a good research work in order to be published.

Keywords: Escribir un artículo; Estructura del artículo original; Publicar un artículo; Publishing an article; Structure of the original article; Writing an article.

Copyright © 2018 AEU. Publicado por Elsevier España, S.L.U. All rights reserved.

Publication types

  • Guidelines as Topic
  • Publishing / standards*
  • Writing / standards*

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Nursing: Recognizing Original/Primary Research

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Original Research

What is original research.

Original research is considered a primary source.

An article is considered original research if...

  • it is the report of a study written by the researchers who actually did the study.
  • the researchers describe their hypothesis or research question and the purpose of the study.
  • the researchers detail their research methods.
  • the results of the research are reported.
  • the researchers interpret their results and discuss possible implications.

Diagram of a Research Article

How can i tell if an article is original research.

There is no one way to easily tell if an article is a research article like there is for peer-reviewed articles in the Libraries' databases.  The only way to be sure is to read the article to verify that it is written by the researchers and that they have explained all of their findings, in addition to listing their methodologies, results, and any conclusions based on the evidence collected. 

All that being said, there are a few key indicators that will help you to quickly decide whether or not your article is based on original research. 

  • Literature Review or Background
  • Conclusions
  • Read through the abstract (summary) before you attempt to find the full-text PDF. The abstract of the article usually contains those subdivision headings where each of the key sections are summarized individually. 
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original research article meaning

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Original Research Articles

Preparing your manuscript.

The title page should:

  • present a title that includes, if appropriate, the study design
  • if a collaboration group should be listed as an author, please list the Group name as an author. If you would like the names of the individual members of the Group to be searchable through their individual PubMed records, please include this information in the “Acknowledgements” section in accordance with the instructions below
  • Large Language Models (LLMs), such as ChatGPT , do not currently satisfy our authorship criteria . Notably an attribution of authorship carries with it accountability for the work, which cannot be effectively applied to LLMs. Use of an LLM should be properly documented in the Methods section (and if a Methods section is not available, in a suitable alternative part) of the manuscript
  • indicate the corresponding author

The abstract should not exceed 350 words. Please minimize the use of abbreviations and do not cite references in the abstract. The abstract must include the following separate sections:

  • Background : the context and purpose of the study
  • Results : the main findings
  • Conclusions : a brief summary and potential implications

Three to ten keywords representing the main content of the article.

The Background section should explain the background to the study, its aims, a summary of the existing literature and why this study was necessary.

This should include the findings of the study including, if appropriate, results of statistical analysis which must be included either in the text or as tables and figures.

For research articles this section should discuss the implications of the findings in context of existing research and highlight limitations of the study. For study protocols and methodology manuscripts this section should include a discussion of any practical or operational issues involved in performing the study and any issues not covered in other sections.

Conclusions

This should state clearly the main conclusions and provide an explanation of the importance and relevance of the study to the field.

Methods (can also be placed after Background)

The methods section should include:

  • the aim, design and setting of the study
  • the characteristics of participants or description of materials
  • a clear description of all processes, interventions and comparisons. Generic names should generally be used. When proprietary brands are used in research, include the brand names in parentheses
  • the type of statistical analysis used, including a power calculation if appropriate

List of abbreviations

If abbreviations are used in the text they should be defined in the text at first use, and a list of abbreviations should be provided.

Declarations

All manuscripts must contain the following sections under the heading 'Declarations':

Ethics approval and consent to participate

Consent for publication.

  • Availability of data and material

Competing interests

Authors' contributions, acknowledgements.

  • Authors' information (optional)

Please see below for details on the information to be included in these sections.

If any of the sections are not relevant to your manuscript, please include the heading and write 'Not applicable' for that section.

Manuscripts reporting studies involving human participants, human data or human tissue must:

  • include a statement on ethics approval and consent (even where the need for approval was waived)
  • include the name of the ethics committee that approved the study and the committee’s reference number if appropriate

Studies involving animals must include a statement on ethics approval.

See our  editorial policies  for more information.

If your manuscript does not report on or involve the use of any animal or human data or tissue, please state “Not applicable” in this section.

If your manuscript contains any individual person’s data in any form (including individual details, images or videos), consent to publish must be obtained from that person, or in the case of children, their parent or legal guardian. All presentations of case reports must have consent to publish.

You can use your institutional consent form if you prefer. You should not send the form to us on submission, but we may request to see a copy at any stage (including after publication).

See our  editorial policies  for more information on consent for publication.

If your manuscript does not contain data from any individual person, please state “Not applicable” in this section.

Availability of data and materials

All manuscripts must include an ‘Availability of data and materials’ statement. Data availability statements should include information on where data supporting the results reported in the article can be found including, where applicable, hyperlinks to publicly archived datasets analysed or generated during the study. By data we mean the minimal dataset that would be necessary to interpret, replicate and build upon the findings reported in the article. We recognise it is not always possible to share research data publicly, for instance when individual privacy could be compromised, and in such instances data availability should still be stated in the manuscript along with any conditions for access.

Data availability statements can take one of the following forms (or a combination of more than one if required for multiple datasets):

  • The datasets generated and/or analysed during the current study are available in the [NAME] repository, [PERSISTENT WEB LINK TO DATASETS]
  • The datasets used and/or analysed during the current study are available from the corresponding author on reasonable request.
  • All data generated or analysed during this study are included in this published article [and its supplementary information files].
  • The datasets generated and/or analysed during the current study are not publicly available due [REASON WHY DATA ARE NOT PUBLIC] but are available from the corresponding author on reasonable request.
  • Data sharing is not applicable to this article as no datasets were generated or analysed during the current study.
  • The data that support the findings of this study are available from [third party name] but restrictions apply to the availability of these data, which were used under license for the current study, and so are not publicly available. Data are however available from the authors upon reasonable request and with permission of [third party name].
  • Not applicable. If your manuscript does not contain any data, please state 'Not applicable' in this section.

More examples of template data availability statements, which include examples of openly available and restricted access datasets, are available  here .

SpringerOpen  also requires that authors cite any publicly available data on which the conclusions of the paper rely in the manuscript. Data citations should include a persistent identifier (such as a DOI) and should ideally be included in the reference list. Citations of datasets, when they appear in the reference list, should include the minimum information recommended by DataCite and follow journal style. Dataset identifiers including DOIs should be expressed as full URLs. For example:

Hao Z, AghaKouchak A, Nakhjiri N, Farahmand A. Global integrated drought monitoring and prediction system (GIDMaPS) data sets. figshare. 2014.  http://dx.doi.org/10.6084/m9.figshare.853801

With the corresponding text in the Availability of data and materials statement:

The datasets generated during and/or analysed during the current study are available in the [NAME] repository, [PERSISTENT WEB LINK TO DATASETS]. [Reference number]

All financial and non-financial competing interests must be declared in this section.

See our  editorial policies  for a full explanation of competing interests. If you are unsure whether you or any of your co-authors have a competing interest please contact the editorial office.

Please use the authors’ initials to refer to each authors' competing interests in this section.

If you do not have any competing interests, please state "The authors declare that they have no competing interests" in this section.

All sources of funding for the research reported should be declared. The role of the funding body in the design of the study and collection, analysis, and interpretation of data and in writing the manuscript should be declared.

The individual contributions of authors to the manuscript should be specified in this section. Guidance and criteria for authorship can be found in our  editorial policies .

Please use initials to refer to each author's contribution in this section, for example: "FC analyzed and interpreted the patient data regarding the hematological disease and the transplant. RH performed the histological examination of the kidney, and was a major contributor in writing the manuscript. All authors read and approved the final manuscript."

Please acknowledge anyone who contributed towards the article who does not meet the criteria for authorship including anyone who provided professional writing services or materials.

Authors should obtain permission to acknowledge from all those mentioned in the Acknowledgements section.

See our  editorial policies  for a full explanation of acknowledgements and authorship criteria.

If you do not have anyone to acknowledge, please write "Not applicable" in this section.

Group authorship (for manuscripts involving a collaboration group): if you would like the names of the individual members of a collaboration Group to be searchable through their individual PubMed records, please ensure that the title of the collaboration Group is included on the title page and in the submission system and also include collaborating author names as the last paragraph of the “Acknowledgements” section. Please add authors in the format First Name, Middle initial(s) (optional), Last Name. You can add institution or country information for each author if you wish, but this should be consistent across all authors.

Please note that individual names may not be present in the PubMed record at the time a published article is initially included in PubMed as it takes PubMed additional time to code this information.

Authors' information

This section is optional.

You may choose to use this section to include any relevant information about the author(s) that may aid the reader's interpretation of the article, and understand the standpoint of the author(s). This may include details about the authors' qualifications, current positions they hold at institutions or societies, or any other relevant background information. Please refer to authors using their initials. Note this section should not be used to describe any competing interests.

Footnotes should be designated within the text using a superscript number. It is not allowed to use footnotes for references/citations.

Radiochemistry Nomenclature Guidelines

The EJNMMI Journal Family endorses the application of the International Consensus Radiochemistry Nomenclature Guidelines for contributions to the journals. A three page summary of the guidelines, highlighting the most relevant issues used in the notation of radiopharmaceuticals and related terms, is available at EJNMMI Radiopharmacy and Chemistry . The Editors-in-Chief of the EJNMMI Journal Family strongly recommend all manuscripts meet these guidelines submission, and all reviewers are asked to check, wherever possible, that the guidelines are followed. Their endorsement can be found here . 

The full paper with all recommendations is published in “Consensus nomenclature rules for radiopharmaceutical chemistry — setting the record straight”, Coenen and Gee et al. (2017), Nuclear Medicine and Biology   here .

Examples of the Vancouver reference style are shown below. 

See our editorial policies for author guidance on good citation practice.

Web links and URLs: All web links and URLs, including links to the authors' own websites, should be given a reference number and included in the reference list rather than within the text of the manuscript. They should be provided in full, including both the title of the site and the URL, as well as the date the site was accessed, in the following format: The Mouse Tumor Biology Database. http://tumor.informatics.jax.org/mtbwi/index.do . Accessed 20 May 2013. If an author or group of authors can clearly be associated with a web link, such as for weblogs, then they should be included in the reference.

Example reference style:

Article within a journal

Smith JJ. The world of science. Am J Sci. 1999;36:234-5.

Article within a journal (no page numbers)

Rohrmann S, Overvad K, Bueno-de-Mesquita HB, Jakobsen MU, Egeberg R, Tjønneland A, et al. Meat consumption and mortality - results from the European Prospective Investigation into Cancer and Nutrition. BMC Medicine. 2013;11:63.

Article within a journal by DOI

Slifka MK, Whitton JL. Clinical implications of dysregulated cytokine production. Dig J Mol Med. 2000; doi:10.1007/s801090000086.

Article within a journal supplement

Frumin AM, Nussbaum J, Esposito M. Functional asplenia: demonstration of splenic activity by bone marrow scan. Blood 1979;59 Suppl 1:26-32.

Book chapter, or an article within a book

Wyllie AH, Kerr JFR, Currie AR. Cell death: the significance of apoptosis. In: Bourne GH, Danielli JF, Jeon KW, editors. International review of cytology. London: Academic; 1980. p. 251-306.

OnlineFirst chapter in a series (without a volume designation but with a DOI)

Saito Y, Hyuga H. Rate equation approaches to amplification of enantiomeric excess and chiral symmetry breaking. Top Curr Chem. 2007. doi:10.1007/128_2006_108.

Complete book, authored

Blenkinsopp A, Paxton P. Symptoms in the pharmacy: a guide to the management of common illness. 3rd ed. Oxford: Blackwell Science; 1998.

Online document

Doe J. Title of subordinate document. In: The dictionary of substances and their effects. Royal Society of Chemistry. 1999. http://www.rsc.org/dose/title of subordinate document. Accessed 15 Jan 1999.

Online database

Healthwise Knowledgebase. US Pharmacopeia, Rockville. 1998. http://www.healthwise.org. Accessed 21 Sept 1998.

Supplementary material/private homepage

Doe J. Title of supplementary material. 2000. http://www.privatehomepage.com. Accessed 22 Feb 2000.

University site

Doe, J: Title of preprint. http://www.uni-heidelberg.de/mydata.html (1999). Accessed 25 Dec 1999.

Doe, J: Trivial HTTP, RFC2169. ftp://ftp.isi.edu/in-notes/rfc2169.txt (1999). Accessed 12 Nov 1999.

Organization site

ISSN International Centre: The ISSN register. http://www.issn.org (2006). Accessed 20 Feb 2007.

Dataset with persistent identifier

Zheng L-Y, Guo X-S, He B, Sun L-J, Peng Y, Dong S-S, et al. Genome data from sweet and grain sorghum (Sorghum bicolor). GigaScience Database. 2011. http://dx.doi.org/10.5524/100012 .

General formatting information

Manuscripts must be written in concise English. For help on scientific writing, or preparing your manuscript in English, please see Springer's  Author Academy .

Quick points:

  • Use double line spacing
  • Include line and page numbering
  • Use SI units: Please ensure that all special characters used are embedded in the text, otherwise they will be lost during conversion to PDF
  • Do not use page breaks in your manuscript

File formats

The following word processor file formats are acceptable for the main manuscript document:

  • Microsoft word (DOC, DOCX)
  • Rich text format (RTF)
  • TeX/LaTeX 

Please note: editable files are required for processing in production. If your manuscript contains any non-editable files (such as PDFs) you will be required to re-submit an editable file if your manuscript is accepted.

For more information, see ' Preparing figures ' below.

Additional information for TeX/LaTeX users

You are encouraged to use the Springer Nature LaTeX template when preparing a submission. A PDF of your manuscript files will be compiled during submission using pdfLaTeX and TexLive 2021. All relevant editable source files must be uploaded during the submission process. Failing to submit these source files will cause unnecessary delays in the production process.  

Style and language

For editors and reviewers to accurately assess the work presented in your manuscript you need to ensure the English language is of sufficient quality to be understood. If you need help with writing in English you should consider:

  • Getting a fast, free online grammar check .
  • Visiting the English language tutorial which covers the common mistakes when writing in English.
  • Asking a colleague who is proficient in English to review your manuscript for clarity.
  • Using a professional language editing service where editors will improve the English to ensure that your meaning is clear and identify problems that require your review. Two such services are provided by our affiliates Nature Research Editing Service and American Journal Experts . SpringerOpen authors are entitled to a 10% discount on their first submission to either of these services. To claim 10% off English editing from Nature Research Editing Service, click here . To claim 10% off American Journal Experts, click here .

Please note that the use of a language editing service is not a requirement for publication in EJNMMI Research and does not imply or guarantee that the article will be selected for peer review or accepted.  为便于编辑和评审专家准确评估您稿件中陈述的研究工作,您需要确保文稿英语语言质量足以令人理解。如果您需要英文写作方面的帮助,您可以考虑:

  • 获取快速、免费的在线  语法检查 。
  • 查看一些有关英语写作中常见语言错误的 教程 。
  • 请一位以英语为母语的同事审阅您的稿件是否表意清晰。
  • 使用专业语言编辑服务,编辑人员会对英语进行润色,以确保您的意思表达清晰,并提出需要您复核的问题。例如我们的附属机构 Nature Research Editing Service 以及合作伙伴 American Journal Experts 都可以提供此类专业服务。SpringerOpen作者享受首次订单10%优惠,该优惠同时适用于两家公司。您只需点击以下链接即可开始。使用 Nature Research Editing Service的编辑润色10%的优惠服务,请点击 这里 。使用 American Journal Experts的10%优惠服务,请点击 这里 。

请注意,使用语言编辑服务并非在期刊上发表文章的必要条件,这也并不意味或保证文章将被选中进行同行评议或被接受。 エディターと査読者があなたの論文を正しく評価するには、使用されている英語の質が十分であることが必要とされます。英語での論文執筆に際してサポートが必要な場合には、次のオプションがあります:

  • 高速なオンライン  文法チェック  を無料で受ける。
  • 英語で執筆する際のよくある間違いに関する 英語のチュートリアル を参照する。
  • 英語を母国語とする同僚に、原稿内の英語が明確であるかをチェックしてもらう。
  • プロの英文校正サービスを利用する。校正者が原稿の意味を明確にしたり、問題点を指摘し、英語を向上させます。 Nature Research Editing Service と American Journal Experts の2つは弊社と提携しているサービスです。SpringerOpenのジャーナルの著者は、いずれかのサービスを初めて利用する際に、10%の割引を受けることができます。Nature Research Editing Serviceの10%割引を受けるには、 こちらをクリックしてください 。. American Journal Expertsの10%割引を受けるには、 こちらをクリックしてください 。

英文校正サービスの利用は、このジャーナルに掲載されるための条件ではないこと、また論文審査や受理を保証するものではないことに留意してください。 영어 원고의 경우, 에디터 및 리뷰어들이 귀하의 원고에 실린 결과물을 정확하게 평가할 수 있도록, 그들이 충분히 이해할 수 있을 만한 수준으로 작성되어야 합니다. 만약 영작문과 관련하여 도움을 받기를 원하신다면 다음의 사항들을 고려하여 주십시오:

  • 영어 튜토리얼 페이지 에 방문하여 영어로 글을 쓸 때 자주하는 실수들을 확인합니다.
  • 귀하의 원고의 표현을 명확히 해줄 영어 원어민 동료를 찾아서 리뷰를 의뢰합니다
  • 리뷰에 대비하여, 원고의 의미를 명확하게 해주고 리뷰에서 요구하는 문제점들을 식별해서 영문 수준을 향상시켜주는 전문 영문 교정 서비스를 이용합니다. Nature Research Editing Service 와 American Journal Experts 에서 저희와 협약을 통해 서비스를 제공하고 있습니다. SpringerOpen에서는 위의 두 가지의 서비스를 첫 논문 투고를 위해 사용하시는 경우, 10%의 할인을 제공하고 있습니다. Nature Research Editing Service이용시 10% 할인을 요청하기 위해서는 여기 를 클릭해 주시고, American Journal Experts 이용시 10% 할인을 요청하기 위해서는 여기 를 클릭해 주십시오.

영문 교정 서비스는 게재를 위한 요구사항은 아니며, 해당 서비스의 이용이 피어 리뷰에 논문이 선택되거나 게재가 수락되는 것을 의미하거나 보장하지 않습니다.

Data and materials

For all journals, SpringerOpen strongly encourages all datasets on which the conclusions of the manuscript rely to be either deposited in publicly available repositories (where available and appropriate) or presented in the main paper or additional supporting files, in machine-readable format (such as spread sheets rather than PDFs) whenever possible. Please see the list of recommended repositories in our editorial policies.

For some journals, deposition of the data on which the conclusions of the manuscript rely is an absolute requirement. Please check the Instructions for Authors for the relevant journal and article type for journal specific policies.

For all manuscripts, information about data availability should be detailed in an ‘Availability of data and materials’ section. For more information on the content of this section, please see the Declarations section of the relevant journal’s Instruction for Authors. For more information on SpringerOpen's policies on data availability, please see our editorial policies .

Formatting the 'Availability of data and materials' section of your manuscript

The following format for the 'Availability of data and materials section of your manuscript should be used:

"The dataset(s) supporting the conclusions of this article is(are) available in the [repository name] repository, [unique persistent identifier and hyperlink to dataset(s) in http:// format]."

The following format is required when data are included as additional files:

"The dataset(s) supporting the conclusions of this article is(are) included within the article (and its additional file(s))."

For databases, this section should state the web/ftp address at which the database is available and any restrictions to its use by non-academics.

For software, this section should include:

  • Project name: e.g. My bioinformatics project
  • Project home page: e.g. http://sourceforge.net/projects/mged
  • Archived version: DOI or unique identifier of archived software or code in repository (e.g. enodo)
  • Operating system(s): e.g. Platform independent
  • Programming language: e.g. Java
  • Other requirements: e.g. Java 1.3.1 or higher, Tomcat 4.0 or higher
  • License: e.g. GNU GPL, FreeBSD etc.
  • Any restrictions to use by non-academics: e.g. licence needed

Information on available repositories for other types of scientific data, including clinical data, can be found in our editorial policies .

What should be cited?

Only articles, clinical trial registration records and abstracts that have been published or are in press, or are available through public e-print/preprint servers, may be cited.

Unpublished abstracts, unpublished data and personal communications should not be included in the reference list, but may be included in the text and referred to as "unpublished observations" or "personal communications" giving the names of the involved researchers. Obtaining permission to quote personal communications and unpublished data from the cited colleagues is the responsibility of the author. Either footnotes or endnotes are permitted. Journal abbreviations follow Index Medicus/MEDLINE.

Any in press articles cited within the references and necessary for the reviewers' assessment of the manuscript should be made available if requested by the editorial office.

Preparing figures

When preparing figures, please follow the formatting instructions below.

  • Figure titles (max 15 words) and legends (max 300 words) should be provided in the main manuscript, not in the graphic file.
  • Tables should NOT be submitted as figures but should be included in the main manuscript file.
  • Multi-panel figures (those with parts a, b, c, d etc.) should be submitted as a single composite file that contains all parts of the figure.
  • Figures should be numbered in the order they are first mentioned in the text, and uploaded in this order.
  • Figures should be uploaded in the correct orientation.
  • Figure keys should be incorporated into the graphic, not into the legend of the figure.
  • Each figure should be closely cropped to minimize the amount of white space surrounding the illustration. Cropping figures improves accuracy when placing the figure in combination with other elements when the accepted manuscript is prepared for publication on our site. For more information on individual figure file formats, see our detailed instructions.
  • Individual figure files should not exceed 10 MB. If a suitable format is chosen, this file size is adequate for extremely high quality figures.
  • Please note that it is the responsibility of the author(s) to obtain permission from the copyright holder to reproduce figures (or tables) that have previously been published elsewhere. In order for all figures to be open access, authors must have permission from the rights holder if they wish to include images that have been published elsewhere in non open access journals. Permission should be indicated in the figure legend, and the original source included in the reference list.

Figure file types

We accept the following file formats for figures:

  • EPS (suitable for diagrams and/or images)
  • PDF (suitable for diagrams and/or images)
  • Microsoft Word (suitable for diagrams and/or images, figures must be a single page)
  • PowerPoint (suitable for diagrams and/or images, figures must be a single page)
  • TIFF (suitable for images)
  • JPEG (suitable for photographic images, less suitable for graphical images)
  • PNG (suitable for images)
  • BMP (suitable for images)
  • CDX (ChemDraw - suitable for molecular structures)

Figure size and resolution

Figures are resized during publication of the final full text and PDF versions to conform to the SpringerOpen standard dimensions, which are detailed below.

Figures on the web:

  • width of 600 pixels (standard), 1200 pixels (high resolution).

Figures in the final PDF version:

  • width of 85 mm for half page width figure
  • width of 170 mm for full page width figure
  • maximum height of 225 mm for figure and legend
  • image resolution of approximately 300 dpi (dots per inch) at the final size

Figures should be designed such that all information, including text, is legible at these dimensions. All lines should be wider than 0.25 pt when constrained to standard figure widths. All fonts must be embedded.

Figure file compression

Vector figures should if possible be submitted as PDF files, which are usually more compact than EPS files.

  • TIFF files should be saved with LZW compression, which is lossless (decreases file size without decreasing quality) in order to minimize upload time.
  • JPEG files should be saved at maximum quality.
  • Conversion of images between file types (especially lossy formats such as JPEG) should be kept to a minimum to avoid degradation of quality.

If you have any questions or are experiencing a problem with figures, please contact the customer service team at [email protected] .

Preparing tables

When preparing tables, please follow the formatting instructions below.

  • Tables should be numbered and cited in the text in sequence using Arabic numerals (i.e. Table 1, Table 2 etc.).
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Google helped make an exquisitely detailed map of a tiny piece of the human brain

A small brain sample was sliced into 5,000 pieces, and machine learning helped stitch it back together.

  • Cassandra Willyard archive page

&quot;&quot;

A team led by scientists from Harvard and Google has created a 3D, nanoscale-resolution map of a single cubic millimeter of the human brain. Although the map covers just a fraction of the organ—a whole brain is a million times larger—that piece contains roughly 57,000 cells, about 230 millimeters of blood vessels, and nearly 150 million synapses. It is currently the highest-resolution picture of the human brain ever created.

To make a map this finely detailed, the team had to cut the tissue sample into 5,000 slices and scan them with a high-speed electron microscope. Then they used a machine-learning model to help electronically stitch the slices back together and label the features. The raw data set alone took up 1.4 petabytes. “It’s probably the most computer-intensive work in all of neuroscience,” says Michael Hawrylycz, a computational neuroscientist at the Allen Institute for Brain Science, who was not involved in the research. “There is a Herculean amount of work involved.”

Many other brain atlases exist, but most provide much lower-resolution data. At the nanoscale, researchers can trace the brain’s wiring one neuron at a time to the synapses, the places where they connect. “To really understand how the human brain works, how it processes information, how it stores memories, we will ultimately need a map that’s at that resolution,” says Viren Jain, a senior research scientist at Google and coauthor on the paper, published in Science on May 9 . The data set itself and a preprint version of this paper were released in 2021 .

Brain atlases come in many forms. Some reveal how the cells are organized. Others cover gene expression. This one focuses on connections between cells, a field called “connectomics.” The outermost layer of the brain contains roughly 16 billion neurons that link up with each other to form trillions of connections. A single neuron might receive information from hundreds or even thousands of other neurons and send information to a similar number. That makes tracing these connections an exceedingly complex task, even in just a small piece of the brain..  

To create this map, the team faced a number of hurdles. The first problem was finding a sample of brain tissue. The brain deteriorates quickly after death, so cadaver tissue doesn’t work. Instead, the team used a piece of tissue removed from a woman with epilepsy during brain surgery that was meant to help control her seizures.

Once the researchers had the sample, they had to carefully preserve it in resin so that it could be cut into slices, each about a thousandth the thickness of a human hair. Then they imaged the sections using a high-speed electron microscope designed specifically for this project. 

Next came the computational challenge. “You have all of these wires traversing everywhere in three dimensions, making all kinds of different connections,” Jain says. The team at Google used a machine-learning model to stitch the slices back together, align each one with the next, color-code the wiring, and find the connections. This is harder than it might seem. “If you make a single mistake, then all of the connections attached to that wire are now incorrect,” Jain says. 

“The ability to get this deep a reconstruction of any human brain sample is an important advance,” says Seth Ament, a neuroscientist at the University of Maryland. The map is “the closest to the  ground truth that we can get right now.” But he also cautions that it’s a single brain specimen taken from a single individual. 

The map, which is freely available at a web platform called Neuroglancer , is meant to be a resource other researchers can use to make their own discoveries. “Now anybody who’s interested in studying the human cortex in this level of detail can go into the data themselves. They can proofread certain structures to make sure everything is correct, and then publish their own findings,” Jain says. (The preprint has already been cited at least 136 times .) 

The team has already identified some surprises. For example, some of the long tendrils that carry signals from one neuron to the next formed “whorls,” spots where they twirled around themselves. Axons typically form a single synapse to transmit information to the next cell. The team identified single axons that formed repeated connections—in some cases, 50 separate synapses. Why that might be isn’t yet clear, but the strong bonds could help facilitate very quick or strong reactions to certain stimuli, Jain says. “It’s a very simple finding about the organization of the human cortex,” he says. But “we didn’t know this before because we didn’t have maps at this resolution.”

The data set was full of surprises, says Jeff Lichtman, a neuroscientist at Harvard University who helped lead the research. “There were just so many things in it that were incompatible with what you would read in a textbook.” The researchers may not have explanations for what they’re seeing, but they have plenty of new questions: “That’s the way science moves forward.” 

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The Research Error That Gave Us the Phrase ‘Missionary Position’

By ellen gutoskey | may 4, 2024.

A pixelated version of an illustration by Édouard-Henri Avril from the 1824 book ‘De figuris Veneris.’

In his 1972 sex manual The Joy of Sex , author Alex Comfort described “matrimonial” sex, in which a man is on top of a supine woman, as “the good old Adam and Eve missionary position.”

Though missionary is by no means exclusive to that gender pairing, the fact that some people just recently learned so while watching 2023’s Red, White & Royal Blue proves that Comfort’s representation from over half a century ago still has some gas in the cultural relevance tank.

Missionary position, if in stereotype only, is the kind of vanilla sex favored by husbands and wives either too in love to unlock eyes or too lazy to try something else. It’s chaste enough to have made the final cut of a Marvel movie and so strongly associated with baby-making ( sans scientific evidence , mind you) that even the medieval Catholic Church gave it a gold stamp . 

rock carving showing a man on top of a woman

With that perception in mind, you can see how the position, in all its Adam-and-Eve glory, ended up with a religious nickname.

But that’s not how it happened. In fact, missionaries were mostly involved in this christening by mistake.

“The Way Squares Peg Round Holes”

Many a modern reader could glance at some datasets from Alfred Kinsey ’s 1948 book Sexual Behavior in the Human Male or its 1953 follow-up, Sexual Behavior in the Human Female , and spot flaws in the research (e.g. nearly all the survey participants were white). But for an American society starved for candid discussions about sex , the Kinsey reports were easy to take at face value when they first hit shelves. Both volumes achieved something not many statistical studies ever aspire to, let alone accomplish: They became bestsellers.

Alfred Kinsey smiling in a polka-dotted bow tie as he points to a passage in a book

Even as researchers turned a critic’s eye on Kinsey’s work during the back half of the 20th century, certain details escaped further interrogation. One of them was the origin of the phrase missionary position .

In Sexual Behavior in the Human Male , to illustrate that the missionary position—or “the English-American position”—was far from global, Kinsey referenced anthropologist Bronisław Malinowski’s 1929 text about the Indigenous communities of Papua New Guinea’s Trobriand Islands. Malinowski, Kinsey wrote , “notes that caricatures of the English-American position are performed around the communal campfires, to the great amusement of the natives who refer to the position as the ‘missionary position.’” The implication was that the Indigenous islanders had learned this ridiculous copulation formation from Christian missionaries.

By the time English speakers embraced the term missionary position in full force during the sexual revolution, some had also begun to scorn the thing itself. Plenty of sexually liberated women continued to favor the bottom spot, but reactionaries tended to fixate on the notion that all this experimentation made missionary seem stuffy and uncool. One 1970 piece in The Guardian called it “the tatty old missionary position,” while a 1973 one in The Montreal Star described it as “the way squares peg round holes.”

black and white photo of a scarf-wearing woman dancing, arms tossed up in ecstasy, as people in the background look on

It wasn’t just the phrase that got picked up from the Kinsey reports. Its origin story did, too, repeated (and often embellished) in everything from academic articles to newspaper advice columns. In a 1976 edition of The Ottawa Citizen , for example, advisor Dr. Aaron Rutledge asserted that missionary “was taught to Pacific Islanders and African tribespeople as the one religiously approved approach to husband-wife sexuality.”

But even if the good doctor hadn’t botched Kinsey’s account, he still would have accidentally been spreading misinformation —because Kinsey’s account wasn’t accurate in the first place.

“Sketchy and Flabby Movements”

Around the early 2000s, anthropologist and missiologist Robert J. Priest did something that countless scholars before him apparently hadn’t troubled to do: He read Malinowski’s 1929 book to locate the original reference to missionary position .

Curiously, not once does that exact term appear in the text. What Priest did find, which he laid out in a 2001 paper published in Current Anthropology , were other elements of Kinsey’s anecdote.

At one point, Malinowski chronicled the Trobriand people convening under a full moon (not around campfires, as Kinsey said) to play games and sing songs that sometimes involved sexual jokes . At another point, while outlining the islanders’ customary sex positions, Malinowski mentioned that they “despise the European position and consider it unpractical and improper.” He wasn’t talking about all arrangements wherein a woman is lying on her back—many of which were popular in the community—but specifically the one where the man subjects her to his whole body weight. In their words, per Malinowski, “he presses her heavily downwards, she cannot respond.”

about ten Trobriand Island dancers dressed in red bottoms, black arm bands, jewelry, and headgear

“Altogether the natives are certain that white men do not know how to carry out intercourse effectively,” he wrote. They did, as Kinsey alluded to, enjoy caricaturing what Malinowski described as “the sketchy and flabby movements” and “the brevity and lack of vigour of the European performance.” 

Though they reportedly learned those ways from “white traders, planters, or officials,” Malinowski did mention missionaries in a later section about public displays of affection like “holding hands, leaning against each other, [and] embracing.” A man named Tokolibeba told him that this frowned-upon behavior, which some Trobriander couples had adopted from missionaries, was called “ misinari si bubunela ,” or “missionary fashion.”

In short, it seems that Kinsey may have conflated several true stories into one succinct and specious one. As Priest put it, “Kinsey apparently invented a legend while believing himself to be reporting historical fact and coined a new expression while thinking he was reporting an old one.”

It’s a mark of Kinsey’s influence that the expression’s origin went more or less unquestioned for so long. And also an indicator that most people thinking about sex probably aren’t too hung up on how any given position got its name.

Discover More Fascinating Phrase Origins:

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  • Published: 16 May 2024

The Egyptian pyramid chain was built along the now abandoned Ahramat Nile Branch

  • Eman Ghoneim   ORCID: orcid.org/0000-0003-3988-0335 1 ,
  • Timothy J. Ralph   ORCID: orcid.org/0000-0002-4956-606X 2 ,
  • Suzanne Onstine 3 ,
  • Raghda El-Behaedi 4 ,
  • Gad El-Qady 5 ,
  • Amr S. Fahil 6 ,
  • Mahfooz Hafez 5 ,
  • Magdy Atya 5 ,
  • Mohamed Ebrahim   ORCID: orcid.org/0000-0002-4068-5628 5 ,
  • Ashraf Khozym 5 &
  • Mohamed S. Fathy 6  

Communications Earth & Environment volume  5 , Article number:  233 ( 2024 ) Cite this article

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  • Archaeology
  • Geomorphology
  • Hydrogeology
  • Sedimentology

The largest pyramid field in Egypt is clustered along a narrow desert strip, yet no convincing explanation as to why these pyramids are concentrated in this specific locality has been given so far. Here we use radar satellite imagery, in conjunction with geophysical data and deep soil coring, to investigate the subsurface structure and sedimentology in the Nile Valley next to these pyramids. We identify segments of a major extinct Nile branch, which we name The Ahramat Branch, running at the foothills of the Western Desert Plateau, where the majority of the pyramids lie. Many of the pyramids, dating to the Old and Middle Kingdoms, have causeways that lead to the branch and terminate with Valley Temples which may have acted as river harbors along it in the past. We suggest that The Ahramat Branch played a role in the monuments’ construction and that it was simultaneously active and used as a transportation waterway for workmen and building materials to the pyramids’ sites.

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Introduction.

The landscape of the northern Nile Valley in Egypt, between Lisht in the south and the Giza Plateau in the north, was subject to a number of environmental and hydrological changes during the past few millennia 1 , 2 . In the Early Holocene (~12,000 years before present), the Sahara of North Africa transformed from a hyper-arid desert to a savannah-like environment, with large river systems and lake basins 3 , 4 due to an increase in global sea level at the end of the Last Glacial Maximum (LGM). The wet conditions of the Sahara provided a suitable habitat for people and wildlife, unlike in the Nile Valley, which was virtually inhospitable to humans because of the constantly higher river levels and swampy environment 5 . At this time, Nile River discharge was high, which is evident from the extensive deposition of organic-rich fluvial sediment in the Eastern Mediterranean basin 6 . Based on the interpretation of archeological material and pollen records, this period, known as the African Humid Period (AHP) (ca. 14,500–5000 years ago), was the most significant and persistent wet period from the early to mid-Holocene in the eastern Sahara region 7 , with an annual rainfall rate of 300–920 mm yr −1   8 . During this time the Nile would have had several secondary channels branching across the floodplain, similar to those described by early historians (e.g., Herodotus).

During the mid-Holocene (~10,000–6000 years ago), freshwater marshes were common within the Nile floodplain causing habitation to be more nucleated along the desert margins of the Nile Valley 9 . The desert margins provided a haven from the high Nile water. With the ending of the AHP and the beginning of the Late Holocene (~5500 years ago to present), rainfall greatly declined, and the region’s humid phase gradually came to an end with punctuated short wet episodes 10 . Due to increased aridity in the Sahara, more people moved out of the desert towards the Nile Valley and settled along the edge of the Nile floodplain. With the reduced precipitation, sedimentation increased in and around the Nile River channels causing the proximal floodplain to rise in height and adjacent marshland to decrease in the area 11 , 12 estimated the Nile flood levels to have ranged from 1 to 4 m above the baseline (~5000 BP). Inhabitants moved downhill to the Nile Valley and settled in the elevated areas on the floodplain, including the raised natural levees of the river and jeziras (islands). This was the beginning of the Old Kingdom Period (ca. 2686 BCE) and the time when early pyramid complexes, including the Step Pyramid of Djoser, were constructed at the margins of the floodplain. During this time the Nile discharge was still considerably higher than its present level. The high flow of the river, particularly during the short-wet intervals, enabled the Nile to maintain multiple branches, which meandered through its floodplain. Although the landscape of the Nile floodplain has greatly transformed due to river regulation associated with the construction of the Aswan High Dam in the 1960s, this region still retains some clear hydro-geomorphological traces of the abandoned river channels.

Since the beginning of the Pharaonic era, the Nile River has played a fundamental role in the rapid growth and expansion of the Egyptian civilization. Serving as their lifeline in a largely arid landscape, the Nile provided sustenance and functioned as the main water corridor that allowed for the transportation of goods and building materials. For this reason, most of the key cities and monuments were in close proximity to the banks of the Nile and its peripheral branches. Over time, however, the main course of the Nile River laterally migrated, and its peripheral branches silted up, leaving behind many ancient Egyptian sites distant from the present-day river course 9 , 13 , 14 , 15 . Yet, it is still unclear as to where exactly the ancient Nile courses were situated 16 , and whether different reaches of the Nile had single or multiple branches that were simultaneously active in the past. Given the lack of consensus amongst scholars regarding this subject, it is imperative to develop a comprehensive understanding of the Nile during the time of the ancient Egyptian civilization. Such a poor understanding of Nile River morphodynamics, particularly in the region that hosts the largest pyramid fields of Egypt, from Lisht to Giza, limits our understanding of how changes in the landscape influenced human activities and settlement patterns in this region, and significantly restricts our ability to understand the daily lives and stories of the ancient Egyptians.

Currently, much of the original surface of the ancient Nile floodplain is masked by either anthropogenic activity or broad silt and sand sheets. For this reason, singular approaches such as on-ground searches for the remains of hidden former Nile branches are both increasingly difficult and inauspicious. A number of studies have already been carried out in Egypt to locate segments of the ancient Nile course. For instance 9 , proposed that the axis of the Nile River ran far west of its modern course past ancient cities such as el-Ashmunein (Hermopolis) 13 . mapped the ancient hydrological landscape in the Luxor area and estimated both an eastward and westward Nile migration rate of 2–3 km per 1000 years. In the Nile Delta region 17 , detected several segments of buried Nile distributaries and elevated mounds using geoelectrical resistivity surveys. Similarly, a study by Bunbury and Lutley 14 identified a segment of an ancient Nile channel, about 5000 years old, near the ancient town of Memphis ( men-nefer ). More recently 15 , used cores taken around Memphis to reveal a section of a lateral ancient Nile branch that was dated to the Neolithic and Predynastic times (ca. 7000–5000 BCE). On the bank of this branch, Memphis, the first capital of unified Egypt, was founded in early Pharaonic times. Over the Dynastic period, this lateral branch then significantly migrated eastwards 15 . A study by Toonen et al. 18 , using borehole data and electrical resistivity tomography, further revealed a segment of an ancient Nile branch, dating to the New Kingdom Period, situated near the desert edge west of Luxor. This river branch would have connected important localities and thus played a significant role in the cultural landscape of this area. More recent research conducted further north by Sheisha et al. 2 , near the Giza Plateau, indicated the presence of a former river and marsh-like environment in the floodplain east of the three great Pyramids of Giza.

Even though the largest concentration of pyramids in Egypt are located along a narrow desert strip from south Lisht to Giza, no explanation has been offered as to why these pyramid fields were condensed in this particular area. Monumental structures, such as pyramids and temples, would logically be built near major waterways to facilitate the transportation of their construction materials and workers. Yet, no waterway has been found near the largest pyramid field in Egypt, with the Nile River lying several kilometers away. Even though many efforts to reconstruct the ancient Nile waterways have been conducted, they have largely been confined to small sites, which has led to the mapping of only fragmented sections of the ancient Nile channel systems.

In this work, we present remote sensing, geomorphological, soil coring and geophysical evidence to support the existence of a long-lost ancient river branch, the Ahramat Branch, and provide the first map of the paleohydrological setting in the Lisht-Giza area. The finding of the Ahramat Branch is not only crucial to our understanding of why the pyramids were built in these specific geographical areas, but also for understanding how the pyramids were accessed and constructed by the ancient population. It has been speculated by many scholars that the ancient Egyptians used the Nile River for help transporting construction materials to pyramid building sites, but until now, this ancient Nile branch was not fully uncovered or mapped. This work can help us better understand the former hydrological setting of this region, which would in turn help us learn more about the environmental parameters that may have influenced the decision to build these pyramids in their current locations during the time of Pharaonic Egypt.

Position and morphology of the Ahramat Branch

Synthetic Aperture Radar (SAR) imagery and radar high-resolution elevation data for the Nile floodplain and its desert margins, between south Lisht and the Giza Plateau area, provide evidence for the existence of segments of a major ancient river branch bordering 31 pyramids dating from the Old Kingdom to Second Intermediate Period (2686−1649 BCE) and spanning between Dynasties 3–13 (Fig.  1a ). This extinct branch is referred to hereafter as the Ahramat Branch, meaning the “Pyramids Branch” in Arabic. Although masked by the cultivated fields of the Nile floodplain, subtle topographic expressions of this former branch, now invisible in optical satellite data, can be traced on the ground surface by TanDEM-X (TDX) radar data and the Topographic Position Index (TPI). Data analysis indicates that this lateral distributary channel lies between 2.5 and 10.25 km west from the modern Nile River. The branch appears to have a surface channel depth between 2 and 8 m, a channel length of about 64 km and a channel width of 200–700 m, which is similar to the width of the contemporary neighboring Nile course. The size and longitudinal continuity of the Ahramat Branch and its proximity to all the pyramids in the study area implies a functional waterway of great significance.

figure 1

a Shows the Ahramat Branch borders a large number of pyramids dating from the Old Kingdom to the 2 nd Intermediate Period and spanning between Dynasties 3 and 13. b Shows Bahr el-Libeini canal and remnant of abandoned channel visible in the 1911 historical map (Egyptian Survey Department scale 1:50,000). c Bahr el-Libeini canal and the abandoned channel are overlain on satellite basemap. Bahr el-Libeini is possibly the last remnant of the Ahramat Branch before it migrated eastward. d A visible segment of the Ahramat Branch in TDX is now partially occupied by the modern Bahr el-Libeini canal. e A major segment of the Ahramat Branch, approximately 20 km long and 0.5 km wide, can be traced in the floodplain along the Western Desert Plateau south of the town of Jirza. Location of e is marked in white a box in a . (ESRI World Image Basemap, source: Esri, Maxar, Earthstar Geographics).

A trace of a 3 km river segment of the Ahramat Branch, with a width of about 260 m, is observable in the floodplain west of the Abu Sir pyramids field (Fig.  1b–d ). Another major segment of the Ahramat Branch, approximately 20 km long and 0.5 km wide can be traced in the floodplain along the Western Desert Plateau south of the town of Jirza (Fig.  1e ). The visible segments of the Ahramat Branch in TDX are now partially occupied by the modern Bahr el-Libeini canal. Such partial overlap between the courses of this canal, traced in the1911 historical maps (Egyptian Survey Department scale 1:50,000), and the Ahramat Branch is clear in areas where the Nile floodplain is narrower (Fig.  1b–d ), while in areas where the floodplain gets wider, the two water courses are about 2 km apart. In light of that, Bahr el-Libeini canal is possibly the last remnant of the Ahramat Branch before it migrated eastward, silted up, and vanished. In the course of the eastward migration over the Nile floodplain, the meandering Ahramat Branch would have left behind traces of abandoned channels (narrow oxbow lakes) which formed as a result of the river erosion through the neck of its meanders. A number of these abandoned channels can be traced in the 1911 historical maps near the foothill of the Western Desert plateau proving the eastward shifting of the branch at this locality (Fig.  1b–d ). The Dahshur Lake, southwest of the city of Dahshur, is most likely the last existing trace of the course of the Ahramat Branch.

Subsurface structure and sedimentology of the Ahramat Branch

Geophysical surveys using Ground Penetrating Radar (GPR) and Electromagnetic Tomography (EMT) along a 1.2 km long profile revealed a hidden river channel lying 1–1.5 m below the cultivated Nile floodplain (Fig.  2 ). The position and shape of this river channel is in an excellent match with those derived from radar satellite imagery for the Ahramat Branch. The EMT profile shows a distinct unconformity in the middle, which in this case indicates sediments that have a different texture than the overlying recent floodplain silt deposits and the sandy sediments that are adjacent to this former branch (Fig.  2 ). GPR overlapping the EMT profile from 600–1100 m on the transect confirms this. Here, we see evidence of an abandoned riverbed approximately 400 m wide and at least 25 m deep (width:depth ratio ~16) at this location. This branch has a symmetrical channel shape and has been infilled with sandy Neonile sediment different to other surrounding Neonile deposits and the underlying Eocene bedrock. The geophysical profile interpretation for the Ahramat Branch at this locality was validated using two sediment cores of depths 20 m (Core A) and 13 m (Core B) (Fig.  3 ). In Core A between the center and left bank of the former branch we found brown sandy mud at the floodplain surface and down to ~2.7 m with some limestone and chert fragments, a reddish sandy mud layer with gravel and handmade material inclusions at ~2.8 m, a gray sandy mud layer from ~3–5.8 m, another reddish sandy mud layer with gravel and freshwater mussel shells at ~6 m, black sandy mud from ~6–8 m, and sandy silt grading into clean, well-sorted medium sand dominated the profile from ~8 to >13 m. In Core B on the right bank of the former branch we found recently deposited brown sandy mud at the floodplain surface and down to ~1.5 m, alternating brown and gray layers of silty and sandy mud down to ~4 m (some reddish layers with gravel and handmade material inclusions), a black sandy mud layer from ~4–4.9 m, and another reddish sandy mud layer with gravel and freshwater mussel shells at ~5 m, before clean, well-sorted medium sand dominated the profile from 5 to >20 m. Shallow groundwater was encountered in both cores concurrently with the sand layers, indicating that the buried sedimentary structure of the abandoned Ahramat Branch acts as a conduit for subsurface water flow beneath the distal floodplain of the modern Nile River.

figure 2

a Locations of geophysical profile and soil drilling (ESRI World Image Basemap, source: Esri, Maxar, Earthstar Geographics). Photos taken from the field while using the b Electromagnetic Tomography (EMT) and c Ground Penetrating Radar (GPR). d Showing the apparent conductivity profile, e showing EMT profile, and f showing GPR profiles with overlain sketch of the channel boundary on the GPR graph. g Simplified interpretation of the buried channel with the location of the two-soil coring of A and B.

figure 3

It shows two-soil cores, A and core B, with soil profile descriptions, graphic core logs, sediment grain size charts, and example photographs.

Alignment of old and middle kingdom pyramids to the Ahramat Branch

The royal pyramids in ancient Egypt are not isolated monuments, but rather joined with several other structures to form complexes. Besides the pyramid itself, the pyramid complex includes the mortuary temple next to the pyramid, a valley temple farther away from the pyramid on the edge of a waterbody, and a long sloping causeway that connects the two temples. A causeway is a ceremonial raised walkway, which provides access to the pyramid site and was part of the religious aspects of the pyramid itself 19 . In the study area, it was found that many of the causeways of the pyramids run perpendicular to the course of the Ahramat Branch and terminate directly on its riverbank.

In Egyptian pyramid complexes, the valley temples at the end of causeways acted as river harbors. These harbors served as an entry point for the river borne visitors and ceremonial roads to the pyramid. Countless valley temples in Egypt have not yet been found and, therefore, might still be buried beneath the agricultural fields and desert sands along the riverbank of the Ahramat Branch. Five of these valley temples, however, partially survived and still exist in the study area. These temples include the valley temples of the Bent Pyramid, the Pyramid of Khafre, and the Pyramid of Menkaure from Dynasty 4; the valley temple of the Pyramid of Sahure from Dynasty 5, and the valley temple of the Pyramid of Pepi II from Dynasty 6. All the aforementioned temples are dated to the Old Kingdom. These five surviving temples were found to be positioned adjacent to the riverbank of the Ahramat Branch, which strongly implies that this river branch was contemporaneously functioning during the Old Kingdom, at the time of pyramid construction.

Analysis of the ground elevation of the 31 pyramids and their proximity to the floodplain, within the study area, helped explain the position and relative water level of the Ahramat Branch during the time between the Old Kingdom and Second Intermediate Period (ca. 2649–1540 BCE). Based on Fig. ( 4) , the Ahramat Branch had a high-water level during the first part of the Old Kingdom, especially during Dynasty 4. This is evident from the high ground elevation and long distance from the floodplain of the pyramids dated to that period. For instance, the remote position of the Bent and Red Pyramids in the desert, very far from the Nile floodplain, is a testament to the branch’s high-water level. On the contrary, during the Old Kingdom, our data demonstrated that the Ahramat Branch would have reached its lowest level during Dynasty 5. This is evident from the low altitudes and close proximity to the floodplain of most Dynasty 5 pyramids. The orientation of the Sahure Pyramid’s causeway (Dynasty 5) and the location of its valley temple in the low-lying floodplain provide compelling evidence for the relatively low water level proposition of the Ahramat Branch during this stage. The water level of the Ahramat Branch would have been slightly raised by the end of Dynasty 5 (the last 15–30 years), during the reign of King Unas and continued to rise during Dynasty 6. The position of Pepi II and Merenre Pyramids (Dynasty 6) deep in the desert, west of the Djedkare Isesi Pyramid (Dynasty 5), supports this notion.

figure 4

It explains the position and relative water level of the Ahramat Branch during the time between the Old Kingdom and Second Intermediate Period. a Shows positive correlation between the ground elevation of the pyramids and their proximity to the floodplain. b Shows positive correlation between the average ground elevation of the pyramids and their average proximity to the floodplain in each Dynasty. c Illustrates the water level interpretation by Hassan (1986) in Faiyum Lake in correlation to the average pyramids ground elevation and average distances to the floodplain in each Dynasty. d The data indicates that the Ahramat Branch had a high-water level during the first period of the Old Kingdom, especially during Dynasty 4. The water level reduced afterwards but was raised slightly in Dynasty 6. The position of the Middle Kingdom’s pyramids, which was at lower altitudes and in close proximity to the floodplain as compared to those of the Old Kingdom might be explained by the slight eastward migration of the Ahramat Branch.

In addition, our analysis in Fig. ( 4) , shows that the Qakare Ibi Pyramid of Dynasty 8 was constructed very close to the floodplain on very low elevation, which implies that the Nile water levels were very low at this time of the First Intermediate Period (2181–2055 BCE). This finding is in agreement with previous work conducted by Kitchen 20 which implies that the sudden collapse of the Old Kingdom in Egypt (after 4160 BCE) was largely caused by catastrophic failure of the annual flood of the Nile River for a period of 30–40 years. Data from soil cores near Memphis indicated that the Old Kingdom settlement is covered by about 3 m of sand 11 . Accordingly, the Ahramat Branch was initially positioned further west during the Old Kingdom and then shifted east during the Middle Kingdom due to the drought-induced sand encroachments of the First Intermediate Period, “a period of decentralization and weak pharaonic rule” in ancient Egypt, spanning about 125 years (2181–2055 BCE) post Old Kingdom era. Soil cores from the drilling program at Memphis show dominant dry conditions during the First Intermediate Period with massive eolian sand sheets extended over a distance of at least 0.5 km from the edge of the western desert escarpment 21 . The Ahramat Branch continued to move east during the Second Intermediate Period until it had gradually lost most of its water supply by the New Kingdom.

The western tributaries of the Ahramat Branch

Sentinal-1 radar data unveiled several wide channels (inlets) in the Western Desert Plateau connected to the Ahramat Branch. These inlets are currently covered by a layer of sand, thus partially invisible in multispectral satellite imagery. In Sentinal-1 radar imagery, the valley floors of these inlets appear darker than the surrounding surfaces, indicating subsurface fluvial deposits. These smooth deposits appear dark owing to the specular reflection of the radar signals away from the receiving antenna (Fig.  5a, b ) 22 . Considering that Sentinel-1’s C-Band has a penetration capability of approximately 50 cm in dry sand surface 23 , this would suggest that the riverbed of these channels is covered by at least half a meter of desert sand. Unlike these former inlets, the course of the Ahramat Branch is invisible in SAR data due in large part to the presence of dense farmlands in the floodplain, which limits radar penetration and the detection of underlying fluvial deposition. Moreover, the radar topographic data from TDX revealed the areal extent of these inlets. Their river courses were extracted from TDX data using the Topographic Position Index (TPI), an algorithm which is used to compute the topographic slope positions and to automate landform classifications (Fig.  5c, d ). Negative TPI values show the former riverbeds of the inlets, while positive TPI signify the riverbanks bordering them.

figure 5

a Conceptual sketch of the dependence of surface roughness on the sensor wavelength λ (modified after 48 ). b Expected backscatter characteristics in sandy desert areas with buried dry riverbeds. c Dry channels/inlets masked by desert sand in the Dahshur area. d The channels’ courses were extracted using TPI. Negative TPI values highlight the courses of the channels while positive TPI signify their banks.

Analysis indicated that several of the pyramid’s causeways, from Dynasties 4 and 6, lead to the inlet’s riverbanks (Fig.  6 ). Among these pyramids, are the Bent Pyramid, the first pyramid built by King Snefru in Dynasty 4 and among the oldest, largest, and best preserved ancient Egyptian pyramids that predates the Giza Pyramids. This pyramid is situated at the royal necropolis of Dahshur. The position of the Bent Pyramid, deep in the desert, far from the modern Nile floodplain, remained unexplained by researchers. This pyramid has a long causeway (~700 m) that is paved in the desert with limestone blocks and is attached to a large valley temple. Although all the pyramids’ valley temples in Egypt are connected to a water body and served as the landing point of all the river-borne visitors, the valley temple of the Bent Pyramid is oddly located deep in the desert, very distant from any waterways and more than 1 km away from the western edge of the modern Nile floodplain. Radar data revealed that this temple overlooked the bank of one of these extinct channels (called Wadi al-Taflah in historical maps). This extinct channel (referred to hereafter as the Dahshur Inlet due to its geographical location) is more than 200 m wide on average (Fig.  6 ). In light of this finding, the Dahshur Inlet, and the Ahramat Branch, are thus strongly argued to have been active during Dynasty 4 and must have played an important role in transporting building materials to the Bent Pyramid site. The Dahshur Inlet could have also served the adjacent Red Pyramid, the second pyramid built by the same king (King Snefru) in the Dahshur area. Yet, no traces of a causeway nor of a valley temple has been found thus far for the Red Pyramid. Interestingly, pyramids in this site dated to the Middle Kingdom, including the Amenemhat III pyramid, also known as the Black Pyramid, White Pyramid, and Pyramid of Senusret III, are all located at least 1 km far to the east of the Dynasty 4 pyramids (Bent and Red) near the floodplain (Fig.  6 ), which once again supports the notion of the eastward shift of the Ahramat Branch after the Old Kingdom.

figure 6

a The two inlets are presently covered by sand, thus invisible in optical satellite imagery. b Radar data, and c TDX topographic data reveal the riverbed of the Sakkara Inlet due to radar signals penetration capability in dry sand. b and c show the causeways of Pepi II and Merenre Pyramids, from Dynasty 6, leading to the Saqqara Inlet. The Valley Temple of Pepi II Pyramid overlooks the inlet riverbank, which indicates that the inlet, and thus Ahramat Branch, were active during Dynasty 6. d Radar data, and e TDX topographic data, reveal the riverbed of the Dahshur Inlet with the Bent Pyramid’s causeway of Dynasty 4 leading to the Inlet. The Valley Temple of the Bent Pyramid overlooks the riverbank of the Dahshur Inlet, which indicates that the inlet and the Ahramat Branch were active during Dynasty 4 of the Old Kingdom.

Radar satellite data revealed yet another sandy buried channel (tributary), about 6 km north of the Dahshur Inlet, to the west of the ancient city of Memphis. This former fluvial channel (referred to hereafter as the Saqqara Inlet due to its geographical location) connects to the Ahramat Branch with a broad river course of more than 600 m wide. Data shows that the causeways of the two pyramids of Pepi II and Merenre, situated at the royal necropolis of Saqqara and dated to Dynasty 6, lead directly to the banks of the Saqqara Inlet (see Fig.  6 ). The 400 m long causeway of Pepi II pyramid runs northeast over the southern Saqqara plateau and connects to the riverbank of the Saqqara Inlet from the south. The causeway terminates with a valley temple that lies on the inlet’s riverbank. The 250 long causeway of the Pyramid of Merenre runs southeast over the northern Saqqara plateau and connects to the riverbank of the Saqqara Inlet from the north. Since both pyramids dated to Dynasty 6, it can be argued that the water level of the Ahramat Branch was higher during this period, which would have flooded at least the entrance of its western inlets. This indicates that the downstream segment of the Saqqara Inlet was active during Dynasty 6 and played a vital role in transporting construction materials and workers to the two pyramids sites. The fact that none of the Dynasty 5 pyramids in this area (e.g., the Djedkare Isesi Pyramid) were positioned on the Saqqara Inlet suggests that the water level in the Ahramat Branch was not high enough to enter and submerge its inlets during this period.

In addition, our data analysis clearly shows that the causeways of the Khafre, Menkaure, and Khentkaus pyramids, in the Giza Plateau, lead to a smaller but equally important river bay associated with the Ahramat Branch. This lagoon-like river arm is referred to here as the Giza Inlet (Fig.  7 ). The Khufu Pyramid, the largest pyramid in Egypt, seems to be connected directly to the river course of the Ahramat Branch (Fig.  7 ). This finding proves once again that the Ahramat Branch and its western inlets were hydrologically active during Dynasty 4 of the Old Kingdom. Our ancient river inlet hypothesis is also in accordance with earlier research, conducted on the Giza Plateau, which indicates the presence of a river and marsh-like environment in the floodplain east of the Giza pyramids 2 .

figure 7

The causeways of the four Pyramids lead to an inlet, which we named the Giza Inlet, that connects from the west with the Ahramat Branch. These causeways connect the pyramids with valley temples which acted as river harbors in antiquity. These river segments are invisible in optical satellite imagery since they are masked by the cultivated lands of the Nile floodplain. The photo shows the valley temple of Khafre Pyramid (Photo source: Author Eman Ghoneim).

During the Old Kingdom Period, our analysis suggests that the Ahramat Branch had a high-water level during the first part, especially during Dynasty 4 whereas this water level was significantly decreased during Dynasty 5. This finding is in agreement with previous studies which indicate a high Nile discharge during Dynasty 4 (e.g., ref. 24 ). Sediment isotopic analysis of the Nile Delta indicated that Nile flows decrease more rapidly by the end of Dynasty 4 25 , in addition 26 reported that during Dynasties 5 and 6 the Nile flows were the lowest of the entire Dynastic period. This long-lost Ahramat Branch (possibly a former Yazoo tributary to the Nile) was large enough to carry a large volume of the Nile discharge in the past. The ancient channel segment uncovered by 1 , 15 west of the city of Memphis through borehole logs is most likely a small section of the large Ahramat Branch detected in this study. In the Middle Kingdom, although previous studies implied that the Nile witnessed abundant flood with occasional failures (e.g., ref. 27 ), our analysis shows that all the pyramids from the Middle Kingdom were built far east of their Old Kingdom counterparts, on lower altitudes and in close proximity to the floodplain as compared to those of the Old Kingdom. This paradox might be explained by the fact that the Ahramat Branch migrated eastward, slightly away from the Western Desert escarpment, prior to the construction of the Middle Kingdom pyramids, resulting in the pyramids being built eastward so that they could be near the waterway.

The eastward migration and abandonment of the Ahramat Branch could be attributed to gradual tilting of the Nile delta and floodplain in lower Egypt towards the northeast due to tectonic activity 28 . A topographic tilt such as this would have accelerated river movement eastward due to the river being located in the west at a relatively higher elevation of the floodplain. While near-channel floodplain deposition would naturally lead to alluvial ridge development around the active Ahramat Branch, and therefore to lower-lying tracts of adjacent floodplain to the east, regional tilting may explain the wholesale lateral migration of the river in that direction. The eastward migration and abandonment of the branch could also be ascribed to sand incursion due to the branch’s proximity to the Western Desert Plateau, where windblown sand is abundant. This would have increased sand deposition along the riverbanks and caused the river to silt up, particularly during periods of low flow. The region experienced drought during the First Intermediate Period, prior to the Middle Kingdom. In the area of Abu Rawash north 29 and Dahshur site 11 , settlements from the Early Dynastic and Old Kingdom were found to be covered by more than 3 m of desert sands. During this time, windblown sand engulfed the Old Kingdom settlements and desert sands extended eastward downhill over a distance of at least 0.5 km 21 . The abandonment of sites at Abusir (5 th Dynasty), where the early pottery-rich deposits are covered by wind-blown sand and then mud without sherds, can be used as evidence that the Ahramat Branch migrated eastward after the Old Kingdom. The increased sand deposition activity, during the end of the Old Kingdom, and throughout the First Intermediate Period, was most likely linked to the period of drought and desertification of the Sahara 30 . In addition, the reduced river discharge caused by decreased rainfall and increased aridity in the region would have gradually reduced the river course’s capacity, leading to silting and abandonment of the Ahramat Branch as the river migrated to the east.

The Dahshur, Saqqara, and Giza inlets, which were connected to the Ahramat Branch from the west, were remnants of past active drainage systems dated to the late Tertiary or the Pleistocene when rainwater was plentiful 31 . It is proposed that the downstream reaches of these former channels (wadis) were submerged during times of high-water levels of the Ahramat Branch, forming long narrow water arms (inlets) that gave a wedge-like shape to the western flank of the Ahramat Branch. During the Old Kingdom, the waters of these inlets would have flowed westward from the Ahramat Branch rather than from their headwaters. As the drought intensified during the First Intermediate Period, the water level of the Ahramat Branch was lowered and withdrew from its western inlets, causing them to silt up and eventually dry out. The Dahshur, Saqqara, and Giza inlets would have provided a bay environment where the water would have been calm enough for vessels and boats to dock far from the busy, open water of the Ahramat Branch.

Sediments from the Ahramat Branch riverbed, which were collected from the two deep soil cores (cores A and B), show an abrupt shift from well-sorted medium sands at depth to overlying finer materials with layers including gravel, shell, and handmade materials. This indicates a step-change from a relatively consistent higher-energy depositional regime to a generally lower-energy depositional regime with periodic flash floods at these sites. So, the Ahramat Branch in this region carried and deposited well-sorted medium sand during its last active phase, and over time became inactive, infilling with sand and mud until an abrupt change led the (by then) shallow depression fill with finer distal floodplain sediment (possibly in a wetland) that was utilized by people and experienced periodic flash flooding. Validation of the paleo-channel position and sediment type using these cores shows that the Ahramat Branch has similar morphological features and an upward-fining depositional sequence as that reported near Giza, where two cores were previously used to reconstruct late Holocene Nile floodplain paleo-environments 2 . Further deep soil coring could determine how consistent the geomorphological features are along the length of the Ahramat branch, and to help explain anomalies in areas where the branch has less surface expression and where remote sensing and geophysical techniques have limitations. Considering more core logs can give a better understanding of the floodplain and the buried paleo-channels.

The position of the Ahramat Branch along the western edge of the Nile floodplain suggests it to be the downstream extension of Bahr Yusef. In fact, Bahr Yusef’s course may have initially flowed north following the natural surface gradient of the floodplain before being forced to turn west to flow into the Fayum Depression. This assumption could be supported by the sharp westward bend of Bahr Yusef’s course at the entrance to the Fayum Depression, which could be a man-made attempt to change the waterflow direction of this branch. According to Römer 32 , during the Middle Kingdom, the Gadallah Dam located at the entrance of the Fayum, and a possible continuation running eastwards, blocked the flow of Bahr Yusef towards the north. However, a sluice, probably located near the village of el-Lahun, was created in order to better control the flow of water into the Fayum. When the sluice was locked, the water from Bahr Yusef was directed to the west and into the depression, and when the sluice was open, the water would flow towards the north via the course of the Ahramat Branch. Today, the abandoned Ahramat Branch north of Fayum appears to support subsurface water flow in the buried coarse sand bed layers, however these shallow groundwater levels are likely to be quite variable due to proximity of the bed layers to canals and other waterways that artificially maintain shallow groundwater. Groundwater levels in the region are known to be variable 33 , but data on shallow groundwater could be used to further validate the delineated paleo-channel of the Ahramat Branch.

The present work enabled the detection of segments of a major former Nile branch running at the foothills of the Western Desert Plateau, where the vast majority of the Ancient Egyptian pyramids lie. The enormity of this branch and its proximity to the pyramid complexes, in addition to the fact that the pyramids’ causeways terminate at its riverbank, all imply that this branch was active and operational during the construction phase of these pyramids. This waterway would have connected important locations in ancient Egypt, including cities and towns, and therefore, played an important role in the cultural landscape of the region. The eastward migration and abandonment of the Ahramat Branch could be attributed to gradual movement of the river to the lower-lying adjacent floodplain or tilting of the Nile floodplain toward the northeast as a result of tectonic activity, as well as windblown sand incursion due to the branch’s proximity to the Western Desert Plateau. The increased sand deposition was most likely related to periods of desertification of the Great Sahara in North Africa. In addition, the branch eastward movement and diminishing could be explained by the reduction of the river discharge and channel capacity caused by the decreased precipitation and increased aridity in the region, particularly during the end of the Old Kingdom.

The integration of radar satellite data with geophysical surveying and soil coring, which we utilized in this study, is a highly adaptable approach in locating similar former buried river systems in arid regions worldwide. Mapping the hidden course of the Ahramat Branch, allowed us to piece together a more complete picture of ancient Egypt’s former landscape and a possible water transportation route in Lower Egypt, in the area between Lisht and the Giza Plateau.

Revealing this extinct Nile branch can provide a more refined idea of where ancient settlements were possibly located in relation to it and prevent them from being lost to rapid urbanization. This could improve the protection measures of Egyptian cultural heritage. It is the hope that our findings can improve conservation measures and raise awareness of these sites for modern development planning. By understanding the landscape of the Nile floodplain and its environmental history, archeologists will be better equipped to prioritize locations for fieldwork investigation and, consequently, raise awareness of these sites for conservation purposes and modern development planning. Our finding has filled a much-needed knowledge gap related to the dominant waterscape in ancient Egypt, which could help inform and educate a wide array of global audiences about how earlier inhabitants were living and in what ways shifts in their landscape drove human activity in such an iconic region.

Materials and methods

The work comprised of two main elements: satellite remote sensing and historical maps and geophysical survey and sediment coring, complemented by archeological resources. Using this suite of investigative techniques provided insights into the nature and relationship of the former Ahramat Branch with the geographical location of the pyramid complexes in Egypt.

Satellite remote sensing and historical maps

Unlike optical sensors that image the land surface, radar sensors image the subsurface due to their unique ability to penetrate the ground and produce images of hidden paleo-rivers and structures. In this context, radar waves strip away the surface sand layer and expose previously unidentified buried channels. The penetration capability of radar waves in the hyper-arid regions of North Africa is well documented 4 , 34 , 35 , 36 , 37 . The penetration depth varies according to the radar wavelength used at the time of imaging. Radar signal penetration becomes possible without significant attenuation if the surface cover material is extremely dry (<1% moisture content), fine grained (<1/5 of the imaging wavelength) and physically homogeneous 23 . When penetrating desert sand, radar signals have the ability to detect subsurface soil roughness, texture, compactness, and dielectric properties 38 . We used the European Space Agency (ESA) Sentinel-1 data, a radar satellite constellation consisting of a C-Band synthetic aperture radar (SAR) sensor, operating at 5.405 GHz. The Sentinel-1 SAR image used here was acquired in a descending orbit with an interferometric wide swath mode (IW) at ground resolutions of 5 m × 20 m, and dual polarizations of VV + VH. Since Sentinal-1 is operated in the C-Band, it has an estimated penetration depth of 50 cm in very dry, sandy, loose soils 39 . We used ENVI v. 5.7 SARscape software for processing radar imagery. The used SAR processing sequences have generated geo-coded, orthorectified, terrain-corrected, noise free, radiometrically calibrated, and normalized Sentinel-1 images with a pixel size of 12.5 m. In SAR imagery subsurface fluvial deposits appear dark owing to specular reflection of the radar signals away from the receiving antenna, whereas buried coarse and compacted material, such as archeological remains appear bright due to diffuse reflection of radar signals 40 .

Other previous studies have shown that combining radar topographic imagery (e.g., Shuttle Radar Topography Mission-SRTM) with SAR images improves the extraction and delineation of mega paleo-drainage systems and lake basins concealed under present-day topographic signatures 3 , 4 , 22 , 41 . Topographic data represents a primary tool in investigating surface landforms and geomorphological change both spatially and temporally. This data is vital in mapping past river systems due to its ability to show subtle variations in landform morphology 37 . In low lying areas, such as the Nile floodplain, detailed elevation data can detect abandoned channels, fossilized natural levees, river meander scars and former islands, which are all crucial elements for reconstructing the ancient Nile hydrological network. In fact, the modern topography in many parts of the study area is still a good analog of the past landscape. In the present study, TanDEM-X (TDX) topographic data, from the German Aerospace Centre (DLR), has been utilized in ArcGIS Pro v. 3.1 software due to its fine spatial resolution of 0.4 arc-second ( ∼ 12 m). TDX is based on high frequency X-Band Synthetic Aperture Radar (SAR) (9.65 GHz) and has a relative vertical accuracy of 2 m for areas with a slope of ≤20% 42 . This data was found to be superior to other topographic DEMs (e.g., Shuttle Radar Topography Mission and ASTER Global Digital Elevation Map) in displaying fine topographic features even in the cultivated Nile floodplain, thus making it particularly well suited for this study. Similar archeological investigations using TDX elevation data in the flat terrains of the Seyhan River in Turkey and the Nile Delta 43 , 44 allowed for the detection of levees and other geomorphologic features in unprecedented spatial resolution. We used the Topographic Position Index (TPI) module of 45 with the TDX data by applying varying neighboring radiuses (20–100 m) to compute the difference between a cell elevation value and the average elevation of the neighborhood around that cell. TPI values of zero are either flat surfaces with minimal slope, or surfaces with a constant gradient. The TPI can be computed using the following expression 46 .

Where the scaleFactor is the outer radius in map units and Irad and Orad are the inner and outer radius of annulus in cells. Negative TPI values highlight abandoned riverbeds and meander scars, while positive TPI signify the riverbanks and natural levees bordering them.

The course of the Ahramat Branch was mapped from multiple data sources and used different approaches. For instance, some segments of the river course were derived automatically using the TPI approach, particularly in the cultivated floodplain, whereas others were mapped using radar roughness signatures specially in sandy desert areas. Moreover, a number of abandoned channel segments were digitized on screen from rectified historical maps (Egyptian Survey Department scale 1:50,000 collected on years 1910–1911) near the foothill of the Western Desert Plateau. These channel segments together with the former river course segments delineated from radar and topographic data were aggregated to generate the former Ahramat Branch. In addition to this and to ensure that none of the channel segments of the Ahramat Branch were left unmapped during the automated process, a systematic grid-based survey (through expert’s visual observation) was performed on the satellite data. Here, Landsat 8 and Sentinal-2 multispectral images, Sentinal-1 radar images and TDX topographic data were used as base layers, which were thoroughly examined, grid-square by grid-square (2*2 km per a square) at a full resolution, in order to identify small-scale fluvial landforms, anomalous agricultural field patterns and irregular ditches, and determine their spatial distributions. Here, ancient fluvial channels were identified using two key aspects: First, the sinuous geometry of natural and manmade features and, second the color tone variations in the satellite imagery. For example, clusters of contiguous pixels with darker tones and sinuous shapes may signify areas of a higher moisture content in optical imagery, and hence the possible existence of a buried riverbed. Stretching and edge detection were applied to enhance contrasts in satellite images brightness to enable the visualization of traces of buried river segments that would otherwise go unobserved. Lastly, all the pyramids and causeways in the study site, along with ancient harbors and valley temples, as indicators of preexisting river channels, were digitized from satellite data and available archeological resources and overlaid onto the delineated Ahramat Branch for geospatial analysis.

Geophysical survey and sediment coring

Geophysical measurements using Ground Penetrating Radar (GPR) and Electromagnetic Tomography (EMT) were utilized to map subsurface fluvial features and validate the satellite remote sensing findings. GPR is effective in detecting changes of dielectric constant properties of sediment layers, and its signal responses can be directly related to changes in relative porosity, material composition, and moisture content. Therefore, GPR can help in identifying transitional boundaries in subsurface layers. EMT, on the other hand, shows the variations and thickness of large-scale sedimentary deposits and is more useful in clay-rich soil than GPR. In summer 2022, a geophysical profile was measured using GPR and EMT units with a total length of approximately 1.2 km. The GPR survey was conducted with a central frequency antenna of 35 MHz and a trigger interval of 5 cm. The EMT survey was performed using the multi-frequency terrain conductivity (EM–34–3) measuring system with a spacing of 10–11 meters between stations. To validate the remote sensing and geophysical data, two sediment cores with depths of 20 m (Core A) and 13 m (Core B) were collected using a deep soil driller. These cores were collected from along the geophysical profile in the floodplain. Sieving and organic analysis were performed on the sediment samples at Tanta University sediment lab to extract information about grain size for soil texture and total organic carbon. In soil texture analysis medium to coarse sediment, such as sands, are typical for river channel sediments, loamy sand and sandy loam deposits can be interpreted as levees and crevasse splays, whereas fine texture deposits, such as silt loam, silty clay loam, and clay deposits, are representative of the more distal parts of the river floodplain 47 .

Data availability

Data for replicating the results of this study are available as supplementary files at: https://figshare.com/articles/journal_contribution/Pyramids_Elevations_and_Distances_xlsx/25216259 .

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Acknowledgements

This work was funded by NSF grant # 2114295 awarded to E.G., S.O. and T.R. and partially supported by Research Momentum Fund, UNCW, to E.G. TanDEM-X data was awarded to E.G. and R.E by the German Aerospace Centre (DLR) (contract # DEM_OTHER2886). Permissions for collecting soil coring and sampling were obtained from the Faculty of Science, Tanta University, Egypt by coauthors Dr. Amr Fhail and Dr. Mohamed Fathy. Bradley Graves at Macquarie University assisted with preparation of the sedimentological figures. Hamada Salama at NRIAG assisted with the GPR field data collection.

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Eman Ghoneim

School of Natural Sciences, Macquarie University, Macquarie, NSW, 2109, Australia

Timothy J. Ralph

Department of History, The University of Memphis, Memphis, TN, 38152-3450, USA

Suzanne Onstine

Near Eastern Languages and Civilizations, University of Chicago, Chicago, IL, 60637, USA

Raghda El-Behaedi

National Research Institute of Astronomy and Geophysics (NRIAG), Helwan, Cairo, 11421, Egypt

Gad El-Qady, Mahfooz Hafez, Magdy Atya, Mohamed Ebrahim & Ashraf Khozym

Geology Department, Faculty of Science, Tanta University, Tanta, 31527, Egypt

Amr S. Fahil & Mohamed S. Fathy

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Eman Ghoneim conceived the ideas, lead the research project, and conducted the data processing and interpretations. The manuscript was written and prepared by Eman Ghoneim. Timothy J. Ralph co-supervised the project, contributed to the geomorphological and sedimentological interpretations, edited the manuscript and the figures. Suzanne Onstine co-supervised the project, contributed to the archeological and historical interpretations, and edited the manuscript. Raghda El-Behaedi contributed to the remote sensing data processing and methodology and edited the manuscript. Gad El-Qady supervised the geophysical survey. Mahfooz Hafez, Magdy Atya, Mohamed Ebrahim, Ashraf Khozym designed, collected, and interpreted the GPR and EMT data. Amr S. Fahil and Mohamed S. Fathy supervised the soil coring, sediment analysis, drafted sedimentological figures and contributed to the interpretations. All authors reviewed the manuscript and participated in the fieldwork.

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Ghoneim, E., Ralph, T.J., Onstine, S. et al. The Egyptian pyramid chain was built along the now abandoned Ahramat Nile Branch. Commun Earth Environ 5 , 233 (2024). https://doi.org/10.1038/s43247-024-01379-7

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original research article meaning

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Oxford University Press's Academic Insights for the Thinking World

original research article meaning

Are academic researchers embracing or resisting generative AI? And how should publishers respond?

original research article meaning

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Learn more about the world of academic publishing—from open access to peer review, accessibility to getting published—with our Publishing 101 series on the OUPblog.

  • By David Clark
  • May 13 th 2024

The most interesting thing about any technology is how it affects humans: how it makes us more or less collaborative, how it accelerates discovery and communication, or how it distracts and frustrates us. We saw this in the 1990s. As the internet became more ubiquitous, researchers began experimenting with collaborative writing tools that allowed multiple authors to work on a single document simultaneously, regardless of their physical locations. Some of the earliest examples were the Collaboratories launched by researchers in the mid-1990s at the University of Michigan. These platforms enabled real-time co-authoring, annotation, and discussion, streamlining the research process and fostering international collaborations that would have been unimaginable just a few years earlier.

Most people, but not all, would agree that the internet has benefitted research and researchers’ working lives. But can we be so sure about the role of new technologies today, and, most immediately, generative AI?

Anyone with a stake in research—researchers, societies, and publishers, to name a few—should be considering an AI-enabled future and their role in it. As the largest not-for-profit research publisher, OUP is beginning to define the principles on which we are engaging with companies creating Large Language Models (LLMs). I wrote about this more extensively in the Times Higher Education , but important considerations for us include: a respect for intellectual property, understanding the importance of technology to support pedagogy and research, appropriate compensation and routes to attribution for authors, and robust escalation routes with developers to address errors or problems.

Ultimately, we want to understand what researchers consider important in the decision to engage with generative AI—what excites or concerns them, how they are using or imagining using AI tools, and the role they believe publishers (among other institutional stakeholders) can play in supporting and protecting their published research.

We recently carried out a global survey of researchers to explore how they felt about all aspects of AI—we heard from thousands of researchers across geographies, disciplines, and career stages. The results are revealing in many important ways, and we will be sharing these findings in more detail soon, but the point that struck me immediately was that many researchers are looking for guidance from their institutions, their scholarly societies, and publishers on how to make best use of AI.

Publishers like OUP are uniquely positioned to advocate for the protection of researchers and their research within LLMs. And we are beginning to do so in important ways, because Gen AI and LLM providers want unbiased, high-quality scholarly data to train their models, and the most responsible providers appreciate that seeking permission (and paying for that) is the most sustainable way of building models that will beat the competition. LLMs are not being built with the intention of replacing researchers, and nor should they be. However, such tools should benefit from using high quality scholarly literature, in addition to much of what sits on the public web. And since the Press, and other publishers, will use Gen AI technologies to make its own products and services better and more usable, we want LLMs to be as neutral and unbiased as possible.

As we enter discussions with LLM providers, we have important considerations to guide us. For example, we’d need assurances that there will be no intended verbatim reproduction rights or citation in connection with display (this includes not surfacing the content itself); that the content would not be used for the creation of substantially similar content, including reverse engineering; and that no services or products would be created for the sole purpose of creating original scholarship. The central theme guiding all of these discussions and potential agreements is to protect research authors against plagiarism in any of its forms.

We know this is a difficult challenge, particularly given how much research content has already been ingested into LLMs by users engaging with these conversational AI tools. But publishers like OUP are well positioned to take this on, and I believe we can make a difference as these tools evolve. And by taking this approach, we hope to ensure that researchers can either begin or continue to make use of the best of AI tools to improve their research outcomes.

Featured image by Alicia Perkins for OUP.

David Clark , Managing Director, Academic Division, Oxford University Press

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  1. Finding and Identifying Original Research Articles in the Sciences

    An original research article is a report of research activity that is written by the researchers who conducted the research or experiment. Original research articles may also be referred to as: "primary research articles" or "primary scientific literature." In science courses, instructors may also refer to these as "peer-reviewed ...

  2. Types of journal articles

    Original Research: This is the most common type of journal manuscript used to publish full reports of data from research. It may be called an Original Article, Research Article, Research, or just Article, depending on the journal. The Original Research format is suitable for many different fields and different types of studies.

  3. Original Research

    Original Research. Definition: Original research refers to a type of research that involves the collection and analysis of new and original data to answer a specific research question or to test a hypothesis. This type of research is conducted by researchers who aim to generate new knowledge or add to the existing body of knowledge in a ...

  4. What is an original research article?

    Original research articles include a research question or hypothesis. They usually contain most of the following sections: methods, results, discussion, conclusion and references. An original research article is written by the person or people that conducted the experiment or observations. Original research articles are considered empirical or ...

  5. Finding original (or "scientific") research articles: Definition and

    Original research articles are primary sources: An "original" research article is a detailed account of research activity written by the scientists who did the research--not by someone else who is reporting on the research; it is a primary resource.Some instructors may refer to these as "scientific research" articles or as "empirical" research.

  6. Original Research

    Original Research. An original research paper should present a unique argument of your own. In other words, the claim of the paper should be debatable and should be your (the researcher's) own original idea. Typically an original research paper builds on the existing research on a topic, addresses a specific question, presents the findings ...

  7. Home

    it is the report of a study written by the researchers who actually did the study. the researchers describe their hypothesis or research question and the purpose of the study. the researchers detail their research methods. the results of the research are reported. the researchers interpret their results and discuss possible implications.

  8. A young researcher's guide to writing an original research article

    For a manuscript to be considered an original research article, the following conditions need to be met: It should be written by the researchers who actually conducted the study. It should include the hypothesis or research question, the purpose of the study, and the details of the research methods. The research findings should be reported.

  9. Scientific Manuscript Writing: Original Research, Case Reports, Review

    The three major types of articles (original research, case reports, and review articles) all generally follow the IMRAD format with slight variations in content. ... Be aware that many journals do not publish review articles and some will only publish review articles that are invited—meaning the editors asked a particular individual or group ...

  10. How to write an original article

    In general, 3 large parts should be planned when preparing an original article. 5 The first one allows to index and focus the topic, as well as to make the article informative and attractive. This part includes the title, the authors and their affiliations, the abstract and the keywords. 5 The second part encompasses the main text, the article ...

  11. About Original Research

    Definition: An original research article communicates the research question, methods, results, and conclusions of a research study or experiment conducted by the author(s). These articles present original research data or findings generated through the course of the authors' study and an analysis of that data or information.

  12. How to write an original research paper (and get it published)

    Other tips to help you with the Results section: . If you need to cite the number in the text (not just in the table), and the total in the group is less than 50, do not include percentage. Write "7 of 34," not "7 (21%).". . Do not forget, if you have multiple comparisons, you probably need adjustment.

  13. Original Articles

    Criteria. Original articles typically describe several experiments unified by an introduction and a closing discussion placing the experiments in the context of other work in the field and providing a coherent theoretical account of the new knowledge found in the results of those experiments. While the majority of published articles are reports ...

  14. Original Research

    Research articles, empirical, research primary research, are based on original research. If you need to limit your sources to research articles, you must be able to tell the difference. Most research articles will contain the following: Abstract. A summary of the article. (Note: Abstracts appear in reviews or secondary articles as well.) Methods

  15. What is a Scientific Article?

    A scientific article is a publication that is based on empirical evidence. It can support a hypothesis with original research, describe existing research or comment on current trends in a specific field. Types of scientific research include: Original Research. Methods Papers. Meta-analysis.

  16. Article type definitions

    Article types definitions. Research article: Research articles are the most common type of article in the journals publishing world. They contain pieces of original research that contribute directly to their field. Research articles apply to all disciplines and subject areas. Research articles are written by experts, for experts and must adhere ...

  17. Start here

    the definition of an original research article; where to look for an original research article; how to make sure you've found one; how to read and understand original research articles; why these kinds of articles are important; If you have any questions, please ask a librarian! Our contact info -- chat, email, phone, or in-person -- is listed ...

  18. Finding original research articles

    Also, learn about the nature and characteristics of peer-reviewed and original research articles. Best bets for Original Research Articles-- Library databases for ENGL102. Scopus This link opens in a new window. Abstracts and citations of peer-reviewed literature covering the fields of science, technology, medicine, social sciences, arts, and ...

  19. What are the differences between these kinds of articles: original

    "Original paper" is any research paper not falling into below categories. "Review paper" is that reporting a critical overview of recent articles in the field, can be very long, say, 30-40 journal pages. "Letter" is a short research paper, ca. 4 journal pages. "Communication" is essentially the same as "Letter", sporadically can contain ...

  20. Types of research article

    Registered report. A Registered Report consists of two different kinds of articles: a study protocol and an original research article. This is because the review process for Registered Reports is divided into two stages. In Stage 1, reviewers assess study protocols before data is collected.

  21. How to write an original article

    Evidence synthesis: The journal's guidelines for authors should be read. It is usual for the original article to follow the IMRAD structure: Introduction, Methods, Results and Discussion. The introduction states briefly why the study was performed. The methods' section should give a detailed explanation of how the study was performed.

  22. Nursing: Recognizing Original/Primary Research

    Original research is considered a primary source. An article is considered original research if... it is the report of a study written by the researchers who actually did the study. the researchers describe their hypothesis or research question and the purpose of the study. the researchers detail their research methods.

  23. Original Research Articles

    The methods section should include: the aim, design and setting of the study. the characteristics of participants or description of materials. a clear description of all processes, interventions and comparisons. Generic names should generally be used. When proprietary brands are used in research, include the brand names in parentheses.

  24. The role of artificial intelligence in generating original scientific

    However, to the best of our knowledge, LLMs have not yet written a data-driven, original research article from inception to publication. In fields like pharmaceutics, creating an original, hypothesis-driven research article with accompanying data and critical interpretation is a resource-intensive endeavour requiring expertise, skill, equipment ...

  25. Google helped make an exquisitely detailed map of a tiny piece of the

    Google Research & Lichtman Lab, Harvard University / D. Berger (rendering) A team led by scientists from Harvard and Google has created a 3D, nanoscale-resolution map of a single cubic millimeter ...

  26. Why Is It Called "Missionary Position"?

    Even as researchers turned a critic's eye on Kinsey's work during the back half of the 20th century, certain details escaped further interrogation. One of them was the origin of the phrase ...

  27. The Egyptian pyramid chain was built along the now abandoned Ahramat

    The pyramids of the Western desert in Egypt were built alongside a now extinct branch of the Nile River named as the Ahramat Branch and identified using a combination of radar satellite imagery ...

  28. Are academic researchers embracing or resisting generative AI? And how

    These platforms enabled real-time co-authoring, annotation, and discussion, streamlining the research process and fostering international collaborations that would have been unimaginable just a few years earlier. Most people, but not all, would agree that the internet has benefitted research and researchers' working lives.