The following youtube video is a decent intro on binaural beats - make sure you listen with headphones. Also, everything after the 5:55 mark starts becoming an

The following youtube video is a decent intro on binaural beats - make sure you listen with headphones. Also, everything after the 5:55 mark starts becoming an infomercial so you can stop there. http://www.youtube.com/watch?v=QCfUbFjin00 http://www.youtube.com/watch?v=QCfUbFjin00