The chin is one of our most familiar features, yet scientists still debate why we evolved it. Here’s a breakdown of what we ...

A large comparative study of primate teeth shows that grooves once linked to ancient human tooth-picking can form naturally, while some common modern dental problems appear uniquely human.

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

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 makes the human brain different from that of other primates has long been a question. A new study suggests that the answer may be in a surprising twist of evolutionary fate: one of the brain’s ...

Scientists have long suspected that the trillions of microbes in our intestines do more than digest lunch, but new work goes much further, showing that human gut bacteria can push mouse brains to ...

A new primate study links same-sex behaviour to survival, social bonding, and environmental stress, raising intriguing questions about evolution, group stability, and how ancient pressures may still ...

A new study from Northwestern University is reshaping how scientists think about brain evolution. The research suggests that ...

ANTH copy has bookplate: Smithsonian Institution Libraries, Gift from the Margery Masinter Foundation Endowment for Illustrated Books. "In Stone Tools in Human Evolution, John J. Shea argues that over ...