Fossilized teeth show that two different kinds of ancient human ancestors coexisted more than 2 million years ago. One of ...

A refined type of spectroscopy could advance a long-standing debate about the presence of dinosaur soft tissue ...

Our Earth’s atmosphere was not always the safe haven it is today. New research, informed by ancient ocean fossils, provides a glimpse into a time when our planet’s atmosphere was inhospitable and ...

Archaeologists uncovered teeth from an ancient human ancestor in Ethiopia's Afar Region. - Amy Rector/Virginia Commonwealth University Ancient, fossilized teeth, uncovered during a decades-long ...

(CNN) — 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 ...