Around 252 million years ago, Earth’s oceans became a lethal test of animal physiology. Nearly every marine species vanished, ...

A new Stanford-led study offers the clearest picture yet of how some ocean life survived our planet's biggest mass extinction ...

Researchers studying ancient sea bed burrows and trails have discovered that bottom burrowing animals were among the first to bounce back after the end-Permian mass extinction. In a new study, ...

An artistic rendering of an evening approximately 252 million years ago during the late Permian in the Luangwa Basin of Zambia. The scene includes several saber-toothed gorgonopsians and beaked ...

The biggest mass extinction in Earth history some 251 million years ago was preceded by elevated extinction rates before the main event and was followed by a delayed recovery that lasted for millions ...

Sharks with circular saws for a jaw, four-inch-tall bug slayers with razor-sharp teeth, bulbous-nosed beasts that look like creatures out of Pokémon — Permian Monsters are a breed of their own. 290 ...

"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. The ...