Electronic Resources Accessible from DOI Locations Only

EBSCO Online


  • GreenFILE

Gale Virtual Reference Library


  • American Men and Women of Science
  • Encyclopedia of Forest Sciences
  • Encyclopedia of Geology
  • Encyclopedia of Global Warming and Climate Change
  • Encyclopedia of Hydrological Sciences
  • Gale Encyclopedia of Science
  • Grzimek's Animal Life Encyclopedia
  • Mineral Exploration, Principles and Applications
  • Pollution A to Z
  • Returning Carbon to Nature
  • The World's Largest Wetlands



  • Biological Sciences Collection
  • General Science Collection


Web Sites -- Table of Contents

Science News and Reports
Reference Sources on Science
Directories of Internet Sites on Science


Science News and Reports


Reference Sources on Science


    Database of citations to the agricultural literature created by the National Agricultural Library and its cooperators.

  • ATSDR's ToxFAQs: Hazardous Substance Fact Sheets

  • Biodiversity Heritage Library

  • Darwin Manuscripts Project

    Sponsored by the American Museum of Natural History Library. The site includes sources from 17th century to the present and encompasses the history of evolution as a scientific theory with deep roots and broad cultural consequences. For more on Charles Darwin, see also the Complete Works of Charles Darwin, assembled by the University of Cambridge

  • Encyclopedia of Earth

    A fully searchable collection of articles written by scholars, professionals, educators, and experts who collaborate and review each other's work.

  • Fundamental Physical Constants

    Information at the foundation of modern science and technology from the Physical Measurement Laboratory of NIST
  • GEOSCAN Database

    Earth Sciences Information Centre (ESIC) of Natural Resources Canada, which has also made available the RESORS  (REmote Sensing On-line Retrieval System) database of publications from 1950 to 1995. 

  • Kimball's Biology Pages

    By John W. Kimball, a retired biology professor at Tufts University. The pages represent an online biology textbook.

  • National Academy of Sciences, Engineering, Medicine

  • National Science Foundation

  • NCBI Taxonomy Homepage

    National Center for Biotechnology Information

  • NIST Chemistry WebBook

  • North Slope Science Initiative

    The North Slope Science Catalog facilitates the discovery, distribution and preservation of scientific data and information products. The NSSI was formally authorized in the Energy Policy Act of 2005 with its stated purpose “to implement efforts to coordinate collection of scientific data that will provide a better understanding of the terrestrial, aquatic and marine ecosystems of the North Slope of Alaska.” It was developed by federal, state, local and Alaska Native entities with trust responsibilities for land and ocean management, to facilitate and improve collection and dissemination of ecosystem information pertaining to the North Slope of Alaska, including coastal and offshore regions.

  • OBIS: Ocean Biogeographic Information System


    OSTI.GOV is the primary search tool for the U.S. Department of Energy's science, technology, and engineering research and development results and provides information about the Department's Office of Scientific and Technical Information. It consolidates OSTI’s home page and its retired primary search tool SciTech Connect. 

    OSTI.GOV makes available over 70 years of DOE-sponsored journal articles, technical reports, scientific research datasets and collections, scientific software, patents, conference and workshop papers, books and theses, and multimedia. 

  • Periodic Table

    Provided by the Los Alamos National Laboratory

  • Physics World

  • Public Library of Science

    PLoS is a nonprofit organization of scientists and physicians committed to making the world's scientific and medical literature a freely available public resource.

  • PubMed Central

    "Free online access to the full text of life science research articles"

  • Quakeline Database

    Covers earthquakes, earthquake engineering, natural hazard mitigation, and related topics

  • ScienceCinema

    The source for U.S. Department of Energy multimedia. ScienceCinema contains videos produced by the DOE National Laboratories and other research institutions. It utilizes innovative, state-of-the-art audio indexing and speech recognition technology, allowing you to search for specific words and phrases spoken within video files. You can then easily access the exact point in the video where the words were spoken by the presenter.

  • Science Reference Guides

    Produced by the Library of Congress Science, Technology and Business Division. The guides include books, articles, and web sites.

  • Science Tracer Bullets Online

    Produced by the Library of Congress Science, Technology and Business Division. The tracer bullets contain books, articles, and web sites.

  • Scitable

    Created by Nature Education for Biology and Genetics, this site offers students and teachers alike a wealth of information, learning tools, and interactive activities on genetics, cell biology, and ecology, scientific communication and career counseling. Quick tutorials offer short review articles with links to deeper content elsewhere on the site. Full courses are in the Learning Paths section, including topics such as cancer, genetics, and biotechnology. Some functions, such as blogs and discussion forums require registration.

  • Species 2000

    Indexing the world's known species

  • Substances and Toxics Science Resources

    U.S. Environmental Protection Agency

  • ToxNet

    Portal for searching U.S. government databases on toxicology, hazardous chemicals, environmental health, and toxic releases; provided by the National Library of Medicine.

  • UNEP: Atlas of Our Changing Environment

    This interactive atlas from the United Nations Environment Programme describes natural and human-made changes over the last 30-40 years. The US Geological Survey, NASA, and the University of Maryland collaborated on the design and content, in partnership with Google.

  • Wallace Online

    A searchable collection of the writings of British naturalist Alfred Russel Wallace (1823-1913), that emphasizes evolutionary biology and biography. There are scanned images of Wallace's 22 books and book chapters, and more than 900 articles. The website includes all of Wallace's original published works as well as transcripts of the texts.

  • WebElements

  • The Why Files

    The mission of The Why Files is to explore the science, math and technology behind the news of the day. The Why Files produces a new story each week, posts a biweekly column by science reporter Tom Siegfried, and offers other materials for educational use. It is based at the University of Wisconsin-Madison.


Directories of Internet Resources on Science

  • EnviroLink

    Links to thousands of environmental resources on the Internet

  • Environmental Research Web

    Created to provide an international forum for scholarly discussion and analysis of environmental issues and policy. News, opinion, and research highlights sections include links to related Web sources and open-access articles. Includes the open-access journal Environmental Research Letters.

  • Geology Web Links

  • Geophysics on the Internet

  • is a gateway to authoritative selected science information provided by U.S. Government agencies, including research and development results.

  • Selected Internet Resources in Science and Technology

    Selected by reference librarians at the Library of Congress Science, Technology and Business Division

  • Science Reference Guides: Earth Day

    Produced by the Library of Congress, Science, Technology and Business Division


    This Web search engine is designed to search more than 300 science-related Web collections, including Directory of Open Access Journals, E-Print Network, OAIster, NTIS, PubMed, Scholarpedia, ScienceDirect,, and many science journals.

  • Weather and Climate Sites

    A list of sites selected by the NOAA Central Library staff.

  • WINDandSEA: The Oceanic and Atmospheric Sciences Internet Guide

    Developed by the NOAA Central Library staff.


    Global science gateway connecting you to national and international scientific databases. accelerates scientific discovery and progress by providing one-stop searching of global science sources.



Updated October 2021

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