From problem-solving to emotional intelligence, these five animals exhibit brainpower that rivals humans.

Jane Goodall’s research at Gombe Stream National Park revolutionized our understanding of chimpanzee intelligence. In 1960, she observed a chimp named David Greybeard stripping leaves from twigs to ...

We all know that chimpanzees and other animals are extremely intelligent and deeply emotional. And now a recent and extremely detailed study shows just how smart chimpanzees can be and that there are ...

Chimpanzees are known for their remarkable intelligence and use of tools, but could their cultures also evolve over time like human cultures? A new, multidisciplinary study suggests that some of their ...