Kissing did not begin with star-crossed human lovers but with the primate ancestors of great apes around 20 million years ago ...

A kiss is one of the most universal gestures in the world. It’s a wordless way to show affection that transcends language, ...

New research suggests that kissing probably predates humanity and evolved between 16.9 million and 21.5 million years ago, after the ancestor of the great apes split from the lesser apes, or gibbons.

It is not a recent cultural development. A new study in Evolution and Human Behavior suggests kissing may date back 21 ...

We used this definition to trawl published scientific papers, searching for observations of kissing in the group of monkeys ...

After Emma Slater celebrated boyfriend Alan Bersten and Elaine Hendrix making it to Dancing With the Stars season 34 finals, ...

Kissing did not begin with star-crossed human lovers but with the primate ancestors of great apes around 20 million years ago ...