Researchers found that ancient hominids—including early humans—were exposed to lead throughout childhood, leaving chemical ...

In Nepal’s Upper Mustang, near the southern edge of the Tibetan Plateau, life unfolds in some of the thinnest air on Earth.

A new study led by the University of Oxford has found evidence that kissing evolved in the common ancestor of humans and ...

Kissing stretches back roughly 21 million years, to the shared ancestor of humans and other large apes, according to the ...

Neanderthals are usually seen as brutish and primitive, but research now suggests our ancestors kissed often - and even with ...

Over time, we have developed - and continue to develop - the traits that help us survive and flourish in the environments ...

As human biological evolution proceeds more slowly, and industrial and technological development accelerates rapidly, more ...

How much influence did humans really have on the enormous variety of today’s dog breeds? An analysis of dog skulls from the last 50,000 years brings surprising insights to light: As early as 11,000 ...

We are indeed still evolving, though it can be hard to tell because it happens over generations and often involves things you ...

Why do no two human faces look quite the same? Although we all follow the same biological blueprint, our features—the curve ...

Scientists found that kissing likely originated millions of years ago in great apes and was shared by early human relatives, ...

A new study released on Wednesday found that humanity's first kiss occurred roughly 21 million years ago, predating humans.