Study: Cadaver arms suggest human fists evolved for punching, too
Salt Lake City (UPI) Oct 22, 2015 - Most researchers agree the human hand evolved for tool creation and manipulation, but some scientists say violence played a role too. To test the hypothesis that human fists are uniquely designed for fist fighting, researchers at the University of Utah tested the mechanics of punching using human cadaver arms. After rigging the arms with fishing wire and guitar tuning tabs to con ... more
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