Chimps may revise their beliefs in surprisingly human-like ways. Experiments showed they switched choices when presented with stronger clues, demonstrating flexible reasoning. Computational modeling ...

It’s the strongest evidence yet that we share the planet with another rational being,” said Duke University evolutionary ...

How can we compare human and machine intelligence when we can’t decide which species – cats or dogs — is more intelligent?

A new study has the clearest evidence yet that territorial expansion after lethal conflict can directly boost reproductive ...

Analyses of fossils and ancient genomics reveal how early human populations bred less wolf-like companions, and might have ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

The San Francisco Zoo announced Thursday it will say goodbye to its three remaining chimpanzees as it temporarily shutters ...

Chimpanzees are capable of making rational decisions, much like humans, and can critically assess the quality of evidence when faced with choices, a new study suggests. Published in the journal ...

MANHATTAN, Kan. (WIBW) - Manhattan’s Sunset Zoo is mourning the loss of Susie, the oldest female Chimpanzee in human care. According to Sunset Zoo, Susie, the Western Chimpanzee, had been under close ...

Researchers studying animal behaviour say mouth-to-mouth kissing likely appeared in the common ancestor of humans and great apes more than 21 million years ago.

A study led by Oxford University argues that kissing evolved in the common ancestors of humans and apes, and that our extinct ...

It is not a recent cultural development. A new study in Evolution and Human Behavior suggests kissing may date back 21 ...