This has been quite the wild year in human evolution stories. Our relatives, living and extinct, got a lot of attention—from ...

The oldest fossilized remains of complex animals appear suddenly in the fossil record, and as if from nowhere, in rocks that ...

One of the most complete human ancestor fossils ever found may belong to an entirely new species, according to an ...

Advanced biomechanical modeling shows that early mammal ancestors likely used an eardrum to hear airborne sounds 250 million ...

Ancient England snake fossil Paradoxophidion helps explain how modern snakes evolved during warm humid Eocene period.

New study of 7-million-year-old fossils from Chad proves Sahelanthropus tchadensis walked upright while still climbing trees.

A seven-million-year-old fossil may rewrite human origins, showing our ancestors were walking upright far earlier than anyone expected.

Scientists have unearthed the remains of Sahelanthropus tchadensis, potentially one of our earliest ancestors. A new analysis ...

A landmark study of an ancient thigh bone confirms when our earliest ancestors stood upright. This discovery proves that the ...

A new analysis of these primordial bones offers evidence that Sahelanthropus was our first known ancestor to regularly walk on two feet, a sign that bipedalism evolved early in our lineage.

Argentavis magnificens was so massive it should’ve stayed grounded. Yet, this giant prehistoric bird still ruled the skies of ...

A tiny spider frozen in 100-million-year-old amber is changing what scientists thought they knew about spider evolution. This ...