Scientists found that kissing likely originated millions of years ago in great apes and was shared by early human relatives, including Neanderthals.

A new study led by the University of Oxford has found evidence that kissing evolved in the common ancestor of humans and ...

Kissing did not begin with star-crossed human lovers but with the primate ancestors of great apes around 20 million years ago ...

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

Fifteen years ago, researchers working deep in Uganda's Kibale National Park watched something unsettling unfold. The Ngogo ...

But scientists caution against drawing parallels to human behavior New research led by the University of Michigan and the University of California ...

Uganda’s Ngogo chimpanzees are well known for their “chimpanzee warfare.” Primatologists have observed their brutal, lethal ...

The Ngogo chimpanzees of Uganda's Kibale National Park have long been known for violent clashes with neighboring groups, ...

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 ...

WARNING: Graphic and distressing content. St. James Davis was savagely attacked by two chimps at the animal sanctuary where ...

Jane Goodall was remembered for her lifelong message of science, compassion, and hope at a service in Washington ...

In the conclusion of this three-part series, an ambitious idea becomes a reality, uncovering hidden patterns in decades of ...