In the 1960s and 70s, a group of chimpanzees astonished the world by learning sign language. Only two remain and one question ...

A baby macaque monkey named Punch has gone viral for his heart-wrenching pursuit of companionship. After being abandoned by ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Chimpanzees are our closest primate relatives, sharing 99 percent ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Given the many similarities between humans and chimpanzees, one ...

When Aristotle claimed that humans differ from other animals because they have the ability to be rational, he understood rational to mean that we could form our views and beliefs based on evidence, ...