Start Here

Google
One of the most powerful and efficient search engines on the net with an index of over 1 billion pages. Google also offers specialized searches.

Gigablast
Supposedly greener than the rest, this search engine also has one of the largest indexes of web pages.

UC Berkeley — Search Engines
Common search engines, how they work, and their features.

Technorati
Believed to be the largest blog search engine on the web.

Meta Search Engines

Search using many search engines at the same time. For the adventurous:

Kartoo
A visual search engine which presents results in the form of an interactive map

Dogpile
Search Web Metasearch, Web Catalog, Usenet, Ftp, Newscrawler, BizNews, Stock Quotes, Weather, Yellow Pages, White Pages, and Maps. If need help and you've lost all hope Ask a Librarian.

E-Reference Shelf

WWW Virtual Library — General Reference
General resources, subject guides and notable sites.

Library of Congress — Virtual Reference Shelf
Selected web resources compiled by the Library of Congress.

Internet Public Library — Reference
Links to basic reference tools.

St. Ambrose's University — O'Keefe Library's Online Reference Resources
Part of the library's "Best Information on the Net" site.

Subject-Specific Web Sites

Select among the following to find subject specific web sites.
General Guides
Subject Guides
Course Guides