The discovery of nearly 20 alligator-size amphibians that died together during the Triassic in what is now Wyoming is ...

Dozens of amphibians perished together on an ancient floodplain around 230 million years ago, according to a study published ...

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 ...

While preparing to build a power substation next to a Utah residential subdivision, a prehistoric field of dinosaur and other ...

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

Scientists racing the clock to finish excavating top southern Utah dinosaur fossil site before construction on a power ...

Stanford scientists found that dramatic climate changes after the Great Dying enabled a few marine species to spread globally ...

After Earth's worst mass extinction, surviving ocean animals spread worldwide. Stanford's model shows why this happened.