WASHINGTON - "Planet of the Apes" may have been onto something. Chimpanzees are steadily honing their tool-using skills -- a process unfolding over millennia, driven by the exchange of ideas through ...

"Planet of the Apes" may have been onto something. Chimpanzees are steadily honing their tool-using skills -- a process unfolding over millennia, driven by the exchange of ideas through migrations ...

Males and females share intelligence but use it differently, with males focusing on alliances and females on caregiving and ...

"Planet of the Apes" may have been onto something. Chimpanzees are steadily honing their tool-using skills -- a process unfolding over millennia, driven by the exchange of ideas through migrations ...

In this combination of photos provided by researchers, a wild male chimpanzee drums on a buttress tree while producing a pant-hoot call as he joins his groupmates in the Budongo Forest of Uganda in ...

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 ...

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 ...