Chimpanzees and bonobos are often thought to reflect two different sides of human nature -- the conflict-ready chimpanzee versus the peaceful bonobo -- but a new study shows that, within their own ...

Great apes appear to build friendships much like humans do. By studying grooming behavior, researchers discovered that ...

By David Akana SALONGA NATIONAL PARK, Democratic Republic of Congo — Just before sunrise, while much of the rainforest ...

Bonobos are well known for their peaceable relations within family groups, but there’s less scientific consensus about how much tolerance they extend to individuals outside of their core groups. A ...

Walking through the savanna-woodland landscape of Boé National Park, Guinea-Bissau, you might encounter a tree covered in ...

A lot of human society requires what’s called a “theory of mind”—the ability to infer the mental state of another person and adjust our actions based on what we expect they know and are thinking. We ...

We don't just have sex to reproduce—new research suggests that using sex to manage social tension could be a trait that existed in the common ancestor of humans and apes six million years ago. Humans ...

Within-group cooperation (i.e., among closely related individuals), is to varying degrees observed among a significant number of animal species. However, peaceful encounters and cooperation between ...

You don’t walk up to a coworker without some sort of greeting, and you don’t end conversations simply by turning heel. There are rules to the game of social behavior, and now a research team studying ...

Chimpanzees and bonobos are often thought to reflect two different sides of human nature—the conflict-ready chimpanzee versus the peaceful bonobo—but a new study publishing April 12 in the journal ...