As humans, we like to think we invented intelligence, relying on education and experience to reinforce our confidence in what we know. But, wander through jungles, oceans, and skies, and you'll see ...

HAM was launched 157 miles into space on Jan. 31, 1961. Selected from 40 candidates, he was trained at Holloman Airforce Base ...

Topline: In 2012, a study published by Agnes Scott College and Emory University concluded that chimpanzees that know how to ...

The fact that primates other than humans engage in homosexual behavior is well-documented. A recent study in Nature Ecology & ...

Scientists once thought that planning required a primate brain. Experiments with birds are now proving that assumption wrong.

A large comparative study of primate teeth shows that grooves once linked to ancient human tooth-picking can form naturally, while some common modern dental problems appear uniquely human.

A new study suggests humans belong in an elite “league of monogamy,” ranking closer to beavers and meerkats than to ...

Despite being one of the most cooperative species on the planet, humans routinely fail to manage shared resources sustainably ...

Scientists have long focused on quantifying fear and other negative emotions in animals. Now they’re trying to measure ...

Scientists investigating video of a cow using tools say their findings could expand the list of animals capable of tool use.

A two-year-old chimpanzee at the Sedgwick County Zoo is recovering after suffering a serious injury during a normal social interaction within her troop that required rare and complex surgery.

Same-sex behavior is widespread in primates and may help strengthen social bonds and improve survival under challenging ...