OYEZ. The U.S. Supreme Court has recorded its public proceedings from 1955 to the present. Oyez. Oyez. Oyez.--a Web site developed at Northwestern University--contains an archive of the most important arguments and decisions. Download and install the free player from Real Audio (www.realaudio.com). Navigate to the OYEZ site, and the audio files will stream in real time to your desktop.
http://oyez.nwu.edu

The Federal Judiciary Homepage is designed to function as a clearinghouse for information from and about the Judicial Branch of the U.S. Government. It contains extensive information about the history and work of the judicial branch, reports on court-approved wiretaps, and key statistics on the work of American courts.
http://www.uscourts.gov

The Supreme Court Web site, established in 2000, contains the calendars and docket of the Court, information on arguments, and guidelines for attorneys.
http://www.supremecourtus.gov

FINDLAW is a premier, all-in-one archive of current legal news stories and an authoritative repository of court opinions for federal and state courts. Supreme Court opinions go back to 1891 and are paginated to the official U.S. Reports.
http://www.findlaw.com

The Legal Information Institute, Cornell University. The institute maintains a megasite of law-related materials, including a searchable database of Supreme Court opinions since 1990.
http://www.law.cornell.edu