In the quest to understand how and why early humans started walking on two legs, scientists are now looking to chimpanzees living in dry, open savannah-like environments for clues. A new study reveals ...

Chimpanzees drum with regular rhythm when they beat on tree trunks, a new study shows. Chimpanzees and humans last shared a common ancestor around 6 million years ago. Scientists suspect this ancient ...

Laura M. MacLatchy receives funding from the Leakey Foundation, the National Science Foundation, the University of Michigan. Lauren Sarringhaus receives funding from the National Science Foundation, ...