Brainy fellow creatures show that humans are not alone in their ability to invent, plan, or contemplate.

Vincent Musi introduces the stars of the animal cognition world and describes the challenges in photographing them.

We may be closer to the apes than we think—when we think. Scientists at the Living Links Center study human evolution and the relation between primate and human behavior by observing resident colonies of primates.

Brainy fellow creatures show that humans have company in the smarts department.