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

A new study reveals that Earth's biomes changed dramatically in the wake of mass volcanic eruptions 252 million years ago.

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

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

"Welcome to the Black Triangle," said paleobiologist Cindy Looy as our van slowed to a stop in the gentle hills of the northern Czech Republic, a few miles from the German and Polish borders.

When we talk about mass extinction events, the first case that usually comes to mind is when an asteroid struck Earth about 66 million years ago and triggered the extinction of the dinosaurs.

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

Of all the animals facing a major mass extinction event 252 million years ago, it is perhaps appropriate that frog-like creatures were able to bounce back. The amphibious nature of proto-frogs ...

Ancient frog relatives survived the aftermath of the largest mass extinction of species by feeding on freshwater prey that evaded terrestrial predators, University of Bristol academics have found.

The Early Permian dissorophid Cacops displays its fearsome dentition as it preys on the hapless reptile Captorhinus. (Credit: Illustration by Brian Engh (dontmesswithdinosaurs.com)) The dissorophid ...