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

Learn about the climate changes that followed the end-Permian extinction, allowing select species to take over the planet's ...

Scientists don't call it the "Great Dying" for nothing. About 252 million years ago, upward of 80% of all marine species ...

Toward the end of the Permian period, the planet was reeling ... where the die-offs of certain predator and competitor creatures allow one surviving group of organisms to go gangbusters.