Scientists have found evidence suggesting that kissing dates back up to 21 million years and that our ape ancestors and ...

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

I see the Nesher Ramla Homo fossils as a rare chance to watch human evolution get rewritten in real time. A few fragmentary ...

A study led by Oxford University argues that kissing evolved in the common ancestors of humans and apes, and that our extinct ...

Kissing is something of a mystery, being "only documented in 46 percent of human cultures," noted psychologist Catherine ...

A new study looks at how the mouth-on-mouth smooch came into being, and concludes that Neanderthals also kissed.

Kissing is more than just “mouth-to-mouth” touching, and the study doesn’t really shed much light on why humans kiss the way they do, said Adriano Reis e Lameira, an evolutionary psychologist and ...

Learn how scientists traced kissing back 21 million years using primate behavior, evolutionary modeling, and clues from ...

Romantic kissing likely evolved for the first time in a common ancestor of humans and other large apes about 21 million years ...

Rather than being a recent cultural development, kissing may have been practised by other early humans like Neanderthals and ...

“Human evolution is a tree,” said Prof. Xijun Ni of Fudan University, who led the research along with Chris Stringer of the Natural History Museum in London. “This tree had many branches, and there ...