Researchers discover why marmoset brains remain smooth, revealing how progenitor cell timing alters primate cortical folding.

Recent investigations reveal that primates, such as marmosets, colobus monkeys, and bonobos, possess intricate call patterns.

A study comparing 100 primate species, including humans, suggests that everyday aggression and lethal violence did not evolve as part of the same simple behavioral spectrum. Species that frequently ...

(Anup Shah/Stone RF/Getty Images) Human languages are complex and versatile. They reflect our intelligence, our cultures, our ...

Female and male primates often form close bonds, but not purely out of affection. Close relationships usually evolve when there is a clear benefit for both parties, with protection and reproductive ...

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 ...

Learn how repeated burn injuries may have acted as a form of natural selection, influencing human genes linked to healing and immune response. Fire transformed human society in obvious ways. Less ...