Archaeological records show that communities have had far more faith in the lip-lock than, say, evolutionary biologists do.

As Russia's war in Ukraine continues, Estonian Foreign Minister Margus Tsahkna spoke with NBC News' Joe Fryer and Savannah ...

By Toby Sterling AMSTERDAM (Reuters) -Kissing did not begin with star-crossed human lovers but with the primate ancestors of ...

Scientists trace the origins of human kissing back over 20 million years to ancient apes who first showed gentle ...

Scientists have traced kissing back to early primates, suggesting it began long before humans evolved. Their analysis points ...

An Orangutan family living inside the Los Angeles Zoo has welcomed a new baby boy, the first infant to be born at the zoo in nearly 15 years. The baby was born on Oct. 10 to Kalim, his 43-year-old ...

Smooching might be a familiar behavior, but it's more mysterious than you would probably imagine. While kissing might feel ...

Kissing is more than just "mouth-to-mouth" touching, and the study doesn't really shed much light on why humans kiss the way ...

Kissing is something of a mystery, being "only documented in 46 percent of human cultures," noted psychologist Catherine ...

LOS ANGELES — The Los Angeles Zoo has announced the birth of a baby boy Bornean orangutan, the first such primate baby at the zoo in almost 15 years. The unnamed auburn-haired infant was born Oct. 10, ...

A new study led by the University of Oxford has found evidence that kissing evolved in the common ancestor of humans and ...

Researchers trace the origins of the first kiss to early primates 20 million years ago, revealing the deep roots of human ...