Great apes share human-like social circles, but chimpanzees and bonobos differ in how selectively they maintain close social ...

An experimental study of modern chimpanzees has documented patterns of behavior that seemingly mirror those of our prehistoric human ancestors, casting light on how our predecessors may have utilized ...

Smithsonian paleoanthropologists explore how the year brought us closer to understanding ancient human relatives and origins Ryan McRae and Briana Pobiner A young chimpanzee looks on during an outing ...

Human brains still react to chimp voices, hinting at a deep evolutionary link in how we recognize sound.