How we hear one voice amid many
March 28, 2008 12:00 PM PDT
Scientists in Germany believe they have discovered how humans are able to filter out unimportant noise in order to zoom in on that single voice they want to hear.
Neuroscientist Holger Schulze and his colleagues think the brain's auditory system probably sorts different sources of sound based on their unique pitch and suppresses less important ones.
The scientists conducted experiments on gerbils, which have a similar hearing mechanism to humans, reports Live Science.
Read the story at Live Science: "Party trick: How we hear one voice amid many"
Tito Estrada is a news producer at CNET News. He occasionally blogs on the quirky nature of the Net. E-mail Tito. 
