New research on primate social structures and brain anatomy is offering deeper insights into the evolutionary pathways of humans. Studies on baboons, macaques, and chimpanzees reveal complex social ...

Scientists hope fieldwork here will reveal clues to human evolution and adaptation.

Why do we kiss? The answer involves ancient apes, immune systems and a neurochemical cocktail in the human brain that few can ...

This wide-ranging overview traces human evolution from the earliest primates around 85 million years ago through the ...

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, ...

Saliva is a bodily fluid most of us take for granted despite the significant roles it plays: aiding in digestion, maintaining strong teeth and defending against oral disease. However, the evolution of ...

Stories centered around true love's kiss might be tales as old as time. And, according to a new study, kisses might even have been around before humans walked the earth. Humans kiss each other ...

BUFFALO, N.Y. ­­ ­ ­­— Saliva is a bodily fluid most of us take for granted despite the significant roles it plays: aiding in digestion, maintaining strong teeth and defending against oral disease.

What events led to differences between humans and other primates? What changes throughout evolution underlie such a dramatic shift in how we socialize and process information? Although somewhat ...