- America.gov - Telling America's Story
This site delivers information about current U.S. foreign policy and about American life and culture. It is produced by the U.S. Department of State's Bureau of International Information Programs.
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- Centers for Disease Control and Prevention
CDC Centers for Disease Control and Prevention - Your Online Source for Credible Health Information
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- Federal Aviation Administration
The public homepage of the Federal Aviation Administration, an operating mode of the U.S. Department of Transportation.
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- GPO Access
GPO Access is a service of the U.S. Government Printing Office that provides free electronic access to a wealth of important information products produced by the Federal Government.
GPO Access provides free public access to full-text, official Federal information; Federal information finding aids; and Federal products for sale.
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- GPO Access
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- healthfinder.gov
your guide to reliable health information
Your source for reliable health information from the Federal government. Offering quick guides to healthy living, personalized health advice, and tips and tools to help you and those you care about stay healthy.
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- Library of Congress
Prints and Photographs Reading Room - Prints and Photographs Online Catalog
Prints and Photographs Online Catalog (PPOC) - entry page (Prints and Photographs Reading Room, Library of Congress)
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- Library of Congress
The Library of Congress. The Library of Congress is the nation's oldest federal cultural institution, and it serves as the research arm of Congress. It is also the largest library in the world, with more than 120 million items. The collections include books, sound recordings, motion pictures, photographs, maps, and manuscripts.
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- Library of Congress
The Library of Congress is the nation's oldest federal cultural institution and serves as the research arm of Congress. It is also the largest library in the world, with millions of books, recordings, photographs, maps and manuscripts in its collections.
The Library of Congress. The Library of Congress is the nation's oldest federal cultural institution, and it serves as the research arm of Congress. It is also the largest library in the world, with more than 120 million items. The collections include books, sound recordings, motion pictures, photographs, maps, and manuscripts.
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- Library of Congress Online Catalog
The Library of Congress collections include over 110 million items in a variety of formats and languages. The catalog information for many of these items hasappeared in a number of traditional card catalogs located in the Library. Much of the information in these catalogs is also searchable over the Internet. This page links to the two methods for search the main Library of Congr
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- MedlinePlus Health Information from the National Library of Medicine
MedlinePlus - Health Information from the National Library of Medicine
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- NASA Images
NASA Images is a service of Internet Archive ( www.archive.org ), a non-profit library, to offer public access to NASA's images, videos and audio collections. NASA Images is constantly growing with the addition of current media from NASA as well as newly digitized media from the archives of the NASA Centers.
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- NASA World Wind
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- National Aeronautics and Space Administration (NASA)
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- National Center for Biotechnology Information
All Databases
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- National Institute of Environmental Health Sciences
Kids' Pages
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- National Renewable Energy Laboratory (NREL)
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- The Library of Congress - Main Reading Room - Bibliographies and Guides - Doing Research at the Library of Congress
A Guide to Subject Searching in a Closed Stacks Library
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- U.S. Environmental Protection Agency
in Public bookmarks with databases environmental-protection liberal-studies moral-education us-government 德育 環保 美國政府 資料庫 通識 by 22 users
- US DOE Energy Efficiency and Renewable Energy (EERE)
The U.S. DOE Energy Efficiency and Renewable Energy Web site provides information on energy efficiency and renewable energy technologies.
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