A new study, published on May 21 in the journal Nature, has revealed surprising information about the origins of human teeth. Our teeth evolved from the piercing “body armor” of extinct fish, which ...

Here are 10 major findings about human ancestors and our close ancient relatives that scientists announced in 2025. A handful ...

Ancient, fossilized teeth, uncovered during a decades-long archaeology project in northeastern Ethiopia, indicate that two different kinds of hominins, or human ancestors, lived in the same place ...

Fossil teeth unearthed in Ethiopia suggest two distinct human ancestor species lived alongside each other between 2.6 and 2.8 million years ago, reshaping what is known about our evolution. The 13 ...

Small pieces of tooth enamel from deep in a South African cave have begun to reveal secrets held for 2 million years by a distant human relative, a new study finds. Archaeologists recovered teeth from ...

Off the bat, why don’t we do this already? To better understand what we’re up against in this toothy quest, Dr. Ophir Klein—a professor of orofacial sciences and pediatrics at the University of ...

Fossils found in Georgia challenge existing theories of human origins, suggesting two early human species coexisted at the Dmanisi site.

Our modern teeth evolved from a most unexpected source. A new study, published on May 21 in the journal Nature, has revealed surprising information about the origins of human teeth. Our teeth evolved ...