The evolutionary purpose of kissing has long eluded scientists. Smooching is risky, given things like pointy teeth, and inherently gross, given an... Why do we kiss? It's an evolutionary conundrum The ...

You've got to get in the mood for this next story. It's all about kissing. Smooching goes way back - 21 million years, in fact. That's according to new research carried out about the origins of ...

Well, today is Valentine's Day, which means love and connection are on people's minds, and I recently met someone who studies one form of affection, kissing. Matilda Brindle is an evolutionary ...