Most of us do it, be it romantic, familial, friendly or formal, but kissing among humans and where and how it originated is ...

“The only behavior in the great ape repertoire that fulfills the same form, function, and context as kissing is the last step ...

First identified by archaeologists in 1978, the site was initially found to be home to at least 70 hominin footprints ...

"Capuchin monkeys stick their fingers in their friends' eyes as sign of affection, why have humans developed kissing?" researcher Adriano R. Lameira said.

The first of his books is titled Orangutans: My Cousins, My Friends, based on more than three decades of working on behalf of great apes ... not need to explain the evolution of self-awareness.

According to a new study by the University of Warwick, kissing may have evolved from grooming behaviors practiced by ancient ...

Each of these ancient fossils, even if just a small part of a skeleton, represents an identifiable character in the story of humankind.

This act involving protruding lips and suction mirrors the context and function of modern human kissing, they say. Orangutan baby “Changi” kisses his mother “Lea” on 24 January 2012 (DPA/AFP via Getty ...

“Evidence supports that kissing isn’t a derived signal of affection in humans,” Lameira, who believes that kissing was once ...

While our current research has shed light on the evolution of the human heart, our work analyzing the hearts of endangered ...

The development of primate brains is shaped by various inputs. However, these inputs differ between independent breeders, ...

Not only that, but many non-ape primates engage in different social ... “For future evolutionary insight into the evolution of human kissing, and other behaviors uniquely exhibited by our ...