Search Engines and Lookup Pages
Google
HotBot
Excite
Yahoo
MultiMeta
Starting Point
The WWW Virtual Library
Research Sites
Purdue University's Virtual Reference Desk
I-Tool's Research It
Scientific Phenomena Strange and Natural
Websters Dictionary
Old Farmers Almanac
Better Business Bureau
Britannica Online
CIA World Fact Book
Information Please
Medical Reference Sites
National Institutes of Health
Centers for Disease Control and Prevention
Mayo Health
American Medical Association
Aetna Inteli-Health
MedScape from WebMD
Drug Index
Thanks to Dan Knight for his contributions to the above lists