New research on chimpanzees is forcing scientists to rethink where the line between human and animal minds really lies. In ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Rachel Dolezal, who legally changed her name in 2016 to Nkechi Amare Diallo, looks different — again. The former president of ...

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

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 ...

The "Parks and Recreation" star said that she doesn't enjoy working with animal actors: "I don't like them. It's too ...

A study reveals chimpanzees exhibit evidence-based reasoning, challenging the belief that rational thought is uniquely human.

The San Francisco Zoo is soon saying goodbye to its three chimpanzees -- Twiggy, Gombus, and Michael -- as it plans to ...

If you've had an annual checkup recently, your doctor probably ran a blood test to look at things such as your cholesterol ...