A couple of years ago, while I was at a dog park and having a great time watching dogs play, I heard a young girl screaming to her mom, "Look, look -- Rosie is making out with Henry!" I turned around ...

Is a kiss just a kiss? An evolutionary biologist says kissing is common in the animal kingdom and may date back 21 million years. A ...

clay tablets from 2500 BC discovered in the ruins of the ancient Mesopotamian civilization. In modern human society, kissing is performed as an action that shows romantic feelings, family love, and ...

I’ve been accepting questions about The Science of Kissing and bufferyourlife has asked: hey! I was reading DISCOVER magazine, december issue I think, and they were explaining how humans were actually ...

When Charles Dickens wrote that “Man is the only animal that knows how to kiss,” he seems to have gotten the facts wrong. A simple Google Images search for “animals kissing” will turn up millions of ...

Humans, orangutans and bonobos are three primates who kiss to show one another affection, but most of the animal kingdom have devised other ways to show they care. Whether it’s staying together as a ...