Maybe it's not similar interests, horoscope signs, looks, or proximity that make women and men fall in love. According to evolutionary scientists, when people throw up their hands and say "it was ...

A chimp would win a fight against a human. Although chimps and humans are carnivores with formidable fighting abilities, a chimp is far more aggressive and violent than a person.

Compared with a chimpanzee hand, at left, the human hand, at right, has shorter fingers and palms and a longer, stronger more flexible thumb. That not only allows fine manipulation of tools and ...

A study of artificial human and chimpanzee nerve cells revealed how faster-evolving DNA gives neurons the ability to build increasingly complex brain power How did humans evolve brains capable of ...