Find U.S. government-related information fast using the special topic search
Learn to find information about Linux
Locate information about the BSD operating system
Learn about the Macintosh topic search
Discover the Microsoft special topic search
Add special Google Site Search to your Public Service Web site
Find out about university Web page searching
Find historic news articles in Google’s News Archive
Google has created special topic areas to help focus your searches. At the moment, the number of topics is still small, but we expect it to grow over time. When you do a Google search using these special topic areas, your query is limited to just that topic, which highly refines your search.