Learn how fossils form through sedimentation and mineralization. Discover types like moulds, casts, and trace fossils in our guide.

(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 ...

Fossils unearthed in Morocco are the first from a little-understood period of human evolution and may be remains of a ...