There is something about our first romantic kiss that long lingers in mind when so many other memories fade. Former NBC news anchor and author Tom Brokaw once described why, perhaps recalling his own, ...

Kissing is not a universal expression of romantic love, it turns out. Kissing is considered a sign of sexual attraction in less than half of the world's societies, according to a recent study. The ...

For generations, passionate kisses immortalized in movies, songs and the arts have served as a thermometer of romantic affection. But current research has found that not only is romantic kissing not ...

Romantic comedy anime serves as a amazing blend of laughter and love. Drawing audiences with its beautiful storytelling and charming characters they’re often all time classics. From humorous ...

A kiss between lovers is such a common sight these days that one might think that it's always been done, and all over the world. But a new study finds that many cultures don't feature romantic kissing ...

Some papers suggest romantic kissing began about 3,500 years ago. But a new review in the journal Science shows it was mentioned in much older clay tablets, from an area that's now modern-day Iraq.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. “The meeting of ...