The University of Kansas Libraries
The Major Internet Search Engines
Internet Search Engine Groupings
The major search engines are mainly those that are very large and commercially supported. They are often well known, heavily used and kept up to date. Major search engines cover the Web comprehensively. The way Web pages are compiled in the major search engines has a great deal to do with search retrieval results. Major search engines may rank the number of hits a Web page receives, others rank by linked pages and some may accept payment for placement. If you are planning to do a search utilizing major search engines, try to use at least two or more. The chances are you will find the results to be quite different!
Google is an excellent and very well maintained major search engine. Google is well known for it's compressive coverage of the Web as well as it's ability to retreive relevant search results. Google also offers a broad range of other features such as images and maps.
Yahoo! is the oldest of the currently viable major search engines. It offers excellent search results and a subject directory.
Ask Jeeves is a popular search engine that got its start by employing natural language searching to answer popular queries.
A good all purpose search engine which also offers to search images, video, audio and mp3.
The Open Directory project is a subject directory which has been compiled by human editors.