http://www.huliq.com/tags/music-tones The taxonomy view with a depth of 0. en http://www.huliq.com/22691/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 <strong>vocal anatomy </strong>produces speech, according to researchers at the Duke University Center for Cognitive Neuroscience. http://www.huliq.com/22691/essential-tones-of-music-rooted-in-human-speech#comments Science human voice music tones vocal anatomy vocal apparatus Fri, 25 May 2007 11:44:37 -0500 harminka 22691 at http://www.huliq.com