From saber-toothed synapsids to global collapse, the forgotten predators of the Permian ruled a world on the brink of ...

A cataclysm engulfed the planet some 252 million years ago, wiping out more than 90% of all life. Known as the Great Dying, the mass extinction that ended the Permian geological period was the worst ...

Welcome to the Permian period. An ancient time full of life, but also death. The Permian was home to the largest mass extinction event in Earth's history. Even bigger than what wiped out the dinosaurs ...

(CNN) — A cataclysm engulfed the planet some 252 million years ago, wiping out more than 90% of all life. Known as the Great Dying, the mass extinction that ended the Permian geological period was the ...

Two hundred and fifty million years ago, ninety percent of marine species disappeared and life on land suffered greatly during the world’s largest mass extinction. The cause of this great dying has ...

A cataclysm engulfed the planet some 252 million years ago, wiping out more than 90% of all life. Known as the Great Dying, the mass extinction that ended the Permian geological period was the worst ...

Scientists don't call it the "Great Dying" for nothing. About 252 million years ago, upward of 80% of all marine species vanished during the end-Permian mass extinction—the most extreme event of its ...