The brain's hypothalamus plays a key role in obesity and one of its major complications – type 2 diabetes.

The timing of molar emergence and its relation to growth and reproduction in apes was reported in the Dec 28 online early edition of the Proceedings of the National Academy of Sciences.

By William Mullen CHICAGO - Dan Gebo believes that if we could go back millions of years and see hominids, the early, small-brained humans from which modern humans inherited the ability to move around on two legs, we would see some pretty peculiar styles of walking.

By RACHEL ELLIS A LEADING scientist will claim this week that he has proof that patients who undergo major organ transplants can inherit the personalities of their donors.

Arizona State University scientists studying fossilized anklebones have concluded our early ancestors walked with a rather unsteady gait.