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

A kiss is one of the most universal gestures in the world. It’s a wordless way to show affection that transcends language, ...

Researchers analysed 10,000 possible primate phylogenies and reached the stunning conclusion that kissing likely originated ...

(CNN) — “The meeting of lips is the most perfect, the most divine sensation given to human beings, the supreme limit of happiness.” So wrote the 19th century French author Guy de Maupassant in his ...

Our lips say a lot, from words to kisses, whether the embraces of new lovers, friends greeting one another, or parents saying goodnight to kids. No matter what kind of kiss, passionate or tender, they ...

A kiss on the lips doesn't always mean romantic love. Some kisses can be confusing, entangle emotions, or happen without a formal relationship. When someone kisses you on the lips without being in a ...

A groundbreaking study reveals kissing may have evolved 16–21 million years ago in ape ancestors. Humans, Neanderthals, and ...