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

They found the act of kissing can be traced all the way back to the last common ancestor of humans and other great apes, ...

A new study suggests the first kiss took place long before humans even existed. Jeffries calls Oversight chair Comer a 'stone ...

In a groundbreaking study that could make even the most passionate of romantics blush, researchers have traced the origins of kissing back to a time when our primate ancestors were more focused on lip ...