Essential tones of music rooted in human speech

The use of 12 tone intervals in the music of many human cultures is rooted in the physics of how our vocal anatomy produces speech, according to researchers at the Duke University Center for Cognitive Neuroscience.

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<p><a href="http://www.physorg.com/news99236460.html">Essential tones of music rooted in human speech</a></p> <p>The use of 12 tone intervals in the music of many human cultures is rooted in the physics of how our vocal anatomy produces speech, according to researchers at the Duke University Center for Cognitive Neuroscience.</p>