Our ancient primate relatives—including Neanderthals—may have enjoyed a nice peck on the lips. But researchers still don’t ...

A peer-reviewed study published in the 'Journal of the Human Behavior and Evolution Society' suggested that the world’s first ...

Kissing feels instinctive and intimate, yet scientists now argue it is a surprisingly recent and uneven addition to human ...

"A comparative approach to the evolution of kissing," was published by Evolution and Human Behavior on Nov. 19 ...

A new study that examines how kissing evolved suggests that ape ancestors and early humans like Neanderthals probably locked ...

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

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