Belting out a few notes on key might take years of
practice, and perfect pitch the right genetics, but when it
comes to something as simple as telling noise from
symphony, speech from music, all ears are created equal -
or so it was once thought. But in a new study, scientists have found that the left andright ears process sound differently.
http://www.nytimes.com/2004/09/14/science/14ear.html?ex=1096176941&ei=1&en=2aca