A new study suggests that chimpanzees do help out other chimps – but are much more likely to help if the chimp in need basically asks for it.

Check out this video to learn more about Lisa Parr's studies on chimp emotions and what these studies can tell us about the human spark.

Alan enters the lab at Yerkes hoping to learn about chimpanzees and facial recognition. But instead, the chimps show Alan and the crew who's boss.

Psychologist Vicky Horner discusses research into chimpanzee cultural transmission. Do chimps have "culture" like humans?

Dan Gilbert and Alan Alda discuss whether animals have the ability to "prospect," or plan ahead.

A chimp named Santino at a Swedish zoo seems to be forcing a more nuanced picture of what types of anticipation and planning our closest relatives are capable of.

Researcher Brian Hare is an advocate for eliminating the chimpanzee pet trade. In the wake of the chimp attack, Brian explains the science behind his stance.

Larry Engel discusses the challenges and joys of filming Alan with the chimps at the North Carolina Zoo.

We went to the North Carolina Zoo to meet the chimpanzees -- and evolutionary anthropologist Brian Hare. Here's what happened...

In an article in the journal Current Biology researchers describe directly observing bonobos hunting not just small forest creatures but other primates as well.