Search engines

Search engines take your search terms and seek matches among millions of Web pages. Some search engines go into more depth than others, but none can search the entire Web. Often it is a good idea to try more than one search engine, since each locates sources in its own way.

For current information about search engines, visit Search Engine Showdown at http://www.searchengineshowdown.com. This site classifies search engines, evaluates them, and provides updates on new search features. Following are some popular search engines:

In using a search engine, focus your search as narrowly as possible. You can sharpen your search by using many of the tips listed in the chart on refining keyword searches or by using the search engine’s advanced search form.