More mammals were living on the ground several million years before the mass extinction event that wiped out the dinosaurs, new research has revealed.

For decades, the prevailing theory behind the mass extinction that ended the reign of the dinosaurs has pointed to a ...

After the end-Permian mass extinction, certain species thrived in warmer, oxygen-depleted waters, spreading globally. This ...

Fossils from China’s Turpan-Hami Basin reveal it was a rare land refuge during the end-Permian extinction, with fast ...

Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing ...