If I asked you to imagine your dream snog, chances are it wouldn't be with a Neanderthal; burly and hirsute as they may be.

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

We used this definition to trawl published scientific papers, searching for observations of kissing in the group of monkeys ...

To Shakespeare’s Hamlet we humans are “the paragon of animals”. But recent advances in genetics are suggesting that humans are far from being evolution’s greatest achievement. For example, humans have ...

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A new study, which centers on evidence from skulls of a 6-million-year-old fossil ape, Lufengpithecus, offers important clues about the origins of bipedal locomotion courtesy of a novel method: ...

Humans and our closest relatives, living apes, display a remarkable diversity of types of locomotion—from walking upright on two legs to climbing in trees and walking using all four limbs. While ...