Yahoo has launched an Audio search to allow its users to search audio files on the Web. The search engine company which is believes it is the first major search engine to do so provides users access to over 50 million audio files from major music services and independent publishers.

Yahoo! Audio Search provides access to a variety of audio files including podcasts, music downloads, albums and spoken word such as newscasts, speeches, and interviews, as well as other audio related information including music videos, album reviews, artist images and artists websites.

Yahoo! has also collaborated with mainstream and independent providers such as eMusic, GarageBand.com, Napster and RealNetworks' Rhapsody so users can click to buy once the've found what they are looking for.
The service can be tested at the following address: http://audio.search.yahoo.com.