The Permian Period, which lasted from about 299 to 252 million years ago, was one of the most fascinating and dangerous times in Earth’s history. It ended with the largest mass extinction ever ...

A tiny fragment of bumpy fossil found in a cave in Oklahoma is now the oldest known piece of preserved skin, paleontologists report Thursday in the journal Current Biology. The discovery allows ...

The biggest mass extinction of all time happened 251 million years ago, at the Permian-Triassic boundary. Virtually all of life was wiped out, but the pattern of how life was killed off on land has ...

As an extinction crisis wiped out species at the end of the Permian Period, a predatory species emerged that dominated Southern Africa’s domain. By Jeanne Timmons Some 252 million years ago, it was a ...

Christian Sidor is a professor in the UW Department of Biology and curator of Vertebrate Paleontology at the Burke. And for the last 18 years, he’s been traveling back and forth to Zambia and Tanzania ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Known as the Great ...

The Great Dying at the end of the Permian Period 250 million years ago may have been amplified by El Niño events far stronger and longer lasting than any today. These mega El Niños caused wild swings ...

An exceptional assemblage of marine fossils from China seems to show that life in the oceans recovered surprisingly quickly after the biggest mass extinction in Earth’s history. The so-called Great ...