Human hands and their remarkable dexterity have given us everything from the guitar of Segovia to the art of the Dutch masters, but, says David Carrier from the University of Utah, they evolved to be what they are for a more practical reason.  As a weapon.

Carrier and colleague Michael Morgan publish their hypothesis that human hands evolved their square palms and long thumb to stabilise the fist and produce a compact club for use in combat in The Journal of Experimental Biology.

<!–

–>

read more

via Science 2.0 Read More…

Advertisements