The spatial origin of sounds can be determined by humans and most mammals with remarkable acuity. We use this ability all the time -- crossing the street; locating an invisible ringing cell phone in a cluttered bedroom. To accomplish this small daily miracle, the brain has developed a circuit that's rapid enough to detect the tiny lag that occurs between the moment the auditory information reaches one of our ears, and the moment it reaches the other. The mastermind ...
via Medindia Health News
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Lake forest health and fitness http://healthandfitness1blog.blogspot.com/2013/05/the-origin-of-giant-synapse-discovered.html
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