Search for statistics in many subject areas collected by 100 U.S. Government departments and agencies.
A starting point for finding information published by the U.S. Federal Government on the Internet.
How Stuff Works Explains how common technologies, natural processes and organizations work.
Infoplease.com Facts, statistics and information on a vast range of subject areas.
Health reference resource from the National Institutes of Health.
Grove Music Online
The online version of the premier music reference work.
Standard and Poor's Netadvantage
Database of a wide variety of business, financial and economic information.
Free, open content encyclopedia containing 300,000 articles (still growing). Note: Because articles are written by volunteers, reliability of content cannot be guaranteed. See Wikipedia's own disclaimer.
WorldAlmanac Funk & Wagnalls New Encyclopedia and four world almanacs.