midomi – Unique Voice Music Search Engine
http://www.midomi.com/

midomi.com makes it fun and easy to find and discover music and people. For the first time, you can use your voice to instantly connect to your favorite music, and to a community of people that share your musical interests. Listen to voices, see pictures, rate singers, send messages, buy music, and more. midomi is the ultimate music search tool because it is powered by your voice. Sing, hum, or whistle to instantly find your favorite music and connect with a community that shares your musical interests. This has been added to the tools section of Research Resources Subject Tracer™ Information Blog.