Evolutionary biologists have been investigating the evolutionarily origins of kissing by taking a broad look at behaviour in ...

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

The story of primates is a tale of incredible variety and ancient roots, told through the lens of science, DNA, and time itself. These creatures, ranging from massive gorillas to tiny mouse lemurs, ...

Scientists found that kissing likely originated millions of years ago in great apes and was shared by early human relatives, ...

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

A new dataset of genetic information collected from 233 primate species, the largest and most complete of its kind, promises to yield insights into primates’ evolutionary biology and how genetics ...

A new study that examines how kissing evolved suggests that ape ancestors and early humans like Neanderthals probably locked ...

Scientists at the University of Chicago and the University of Leeds have assembled the largest and most comprehensive family tree of the order primates, including both living and extinct species.

A groundbreaking study has traced the 66-million-year evolutionary history of primates and overturned conventional thought that our ancestors originally inhabited warm tropical forests. Using advanced ...