A search engine is a word-by-word index of web resources gathered by a computer program. The two most established and successful include:
Other search engines include:
Meta search engines
A meta search engine searches several other search engines at one time.
Michael Fagan has maintained a large list of Internet search tools since 2001.
Scholarly journal articles and web pages
Note that the following databases are free to search but will often charge to read the full text of the journal article. For a list of all of the databases to which UNM subscribes – with full text usually available to UNM students, faculty, and staff – go to the University Libraries web page.
Multi-subject databases include:
Specialized subject databases include:
Audio and Sound
All major search engines offer news search engines:
Some search engines specialize in news:
Archival search of the Internet