Proboscis monkeys from Borneo and cows have something in common: they both chew their cuds.
The ratio of brain to body size is no greater in humans than other primates, so where do we get our smarts?
Do you jump when you see a snake? Some scientists think there could be an evolutionary explanation.
Haven't we all been on an elevator and noticed that just about everyone stops talking when they get on?
Some researchers are now considering the hypothesis that human speech evolved not from primate sounds but more from monkey facial gestures.
What would you say is the deadliest animal on earth--the most dangerous, brutal, destructive? Find out on this Moment of Science.
Dog-human attentiveness may mean that dogs make better subjects to study cognitive skills than primates, even chimpanzees, our closest genetic relatives.
Are marmosets like most men looking for love? Learn about marmosets on this Moment of Science.
Have scientists discovered the real Bigfoot? Find out on this Moment of Science.
Suppose you could live a longer, healthier life if you were willing to eat about half what you normally do and spend every day feeling cold and hungry?