It’s not easy to make friends with a capuchin monkey. They’re willful, mischievous and, if they take it into their heads, can break any breakable you’ve got in the house—no small feat for an animal ...

The human body is eerily similar to a complex machine, with countless delicate parts. These parts range from the tiniest of ...

Scientists have long tried to understand the human brain by comparing it to other primates. Researchers are still trying to understand what makes our brain different from our closest relatives. Our ...

Researchers found that New World monkeys can produce extreme yodeling-like sounds by rapidly switching between their vocal folds (for low tones) and specialized vocal membranes (for high tones), ...