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 ...

A handful of teeth unearthed in Ethiopia has led to the discovery of a new species of human ancestor. The finding, announced in August in the journal Nature, began with a Valentine’s Day trek seven ...

Scientists in Ethiopia unearthed pieces of 2.65 million-year-old fossilized teeth belonging to two members of a newly discovered Homo species that could challenge previously accepted understandings of ...

A timeless question has always fascinated scientists who study the past. Which comes first, the new behavior or the physical tool that perfects it? Do you change how you live and then evolve the body ...

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 ...

New research explores how diet, evolution, and facial anatomy may have shaped our modern smiles. Studies of ancient skulls show wider jaws and fewer malocclusions, leading researchers to explore how ...

A handful of teeth unearthed in Ethiopia has led to the discovery of a new species of human ancestor. The finding, announced in August in the journal Nature, began with a Valentine’s Day trek seven ...