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Contact: Lee J. Siegel
University of Utah

Punching for Science

Caption: University of Utah medical student Michael H. Morgan strikes a punching bag that was used by Morgan and university biology Professor David Carrier in a study that suggests human hands evolved for fighting with fists, not just for the manual dexterity needed to use tools, play musical instruments and paint artworks.

Credit: Lee J. Siegel, University of Utah.

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Related news release: Fine hands, fists of fury

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