Our results paint early apes in an amorous light, showing that the ancestors of large apes were kissing each other as far ...

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

Scientists suggest that the act of kissing evolved over 21 million years ago, a practice shared by humans and their great ape ...

Kissing is an ancient trait retained over the course of evolution amongst the large apes, reveal scientists at the University ...

Brittany Snow and Hunter Moreno are newly engaged and have the cutest, most low-key relationship—check out their full ...