Primary reference laboratory for chemical measurements. Areas of research include Automotive and Aerospace, Biomaterials, Pharmaceuticals and Biomanufacturing, Chemical and Allied Products, Energy Systems, Environmental Technologies and Services, Health and Medical Products/Services, Industrial and Analytical Instruments and Services, Forensics and Homeland Security, Microelectronics, and Food and Nutritional Products.

Provides access to the Congressional Record, Bills, Laws, Federal Register, and the Code of Federal Regulations, the Catalog of Government Publications, and much more information from the federal government.

Provides access to numerous databases, including the catalog of holidings, legislative information, specialized digital collections, copyright, and more.

The National Aeronautics and Space Administration main web page. Contains both popular and scholarly links, news, events, photographs, multimedia, launch schedules, history, facts, and more.

Includes data on vital events, health status, lifestyle, exposure to unhealthy events, the onset and diagnosis of illness and disability, and the use of health care.

Information about diseases, health, scientific resources, current medical issues, and more.

List of the institutes that comprise the National Institutes of Health, along with links to their web sites and additional information.

Provides health information and resources, including the library catalog, online exhibitions, human genome, resources and databases, biomedical research and much more.

NSF portal to granting and scientific study information, including program data and progress reports.

Web site of the USDA, which provides information about agriculture, food and nutrition, research and more.

United States Deparment of Energy web site. Provides information about energy sources, research, the environment and more.

Provides information about diseases and conditions, aging, wellness, drugs, reference materials and much more.

The website of the US Environmental Protection Agency. Government information on the environment; air, soil and water quality, research, resources and links. Hosts the Environmental Atlas.

Provides access to government resources in most topic areas.

Corporate research laboratory for the Navy and Marine Corps that conducts a broad program of scientific research, technology and advanced development.

United States Geological Survey, government information on geographic and geologic resources. Links to publications, resources and mapping materials.

The official website of the United States Patent and Trademark Office. Full-text available since 1976, full-page images since 1790. Full text of an entire patent can be printed without images. Original full page images may be printed (use print icon on menu bar within the page and not from the File menu in browser) only one page at a time-- TIFF viewer, available on the site, needs to be downloaded for viewing. Site includes patent applications published since 15 March 2001. All information on this site is provided free of charge to the public.

Includes descriptive records for historical and current federal publications and provides direct links to those that are available online.

Provides access to over 500 databases and Web sites containing information and resources pertaining to science and technology of interest to the Department of Energy, with an emphasis on the physical sciences.

Government information portal, providing access to jobs, research, supreme court, research and technology, and more.

Provides the open source to full-text and bibliographic records of Department of Energy (DOE) research and development reports in physics, chemistry, materials, biology, environmental sciences, energy technologies, engineering, computer and information science, renewable energy, and other topics. Contains access to full-text documents produced and made available by the Department of Energy National Laboratories and grantees from 1995 forward. Older documents may also be made available.

Provides access to databases covering the areas of astronomy and astrophysics, instrumentation from the SPIE, physics and geophysics, and the ArXiv pre-prints.

PubMed provides free, worldwide access to MEDLINE. It also contains links to the full-text versions of articles at participating publishers' Web sites and access to PREMEDLINE basic citation information and abstracts before full records are prepared and added to MEDLINE. New records are added to PREMEDLINE daily.

Collections of reports back to the 1940's as well as searchable current information in the areas of energy, the environment, and more.

A division of Firstgov, the government information portal for science information and websites of government agencies involved in science. Links to each scientific discipline, and access to Federal Regulations.
Earth and Ocean Sciences

This is the U.S. government’s official portal to federal and state information online. It offers a subject directory as well as a search engine that will search federal, state, or a particular state’s web sites.