A team of paleontologists affiliated with several institutions in Argentina, working with a colleague from the U.K., has ...

Surprising new fossil evidence undermines the idea that there was ever a mass extinction on land – and may force us to ...

“The dominant Permian animals on land are what I call protomammals, which are known scientifically as synapsids. There's one called Dimetrodon that's particularly well-known, which is a four ...

Permian animals lived between 299 to 251 million years ago, and among them were the first plant and meat-eating giants ever to stomp across the planet. Unfortunately, they too would see a grisly ...

A tiny treasure buried in 236-million-year-old poop. It might not be as glamorous as a bug in amber, but this dung fossil, ...

About 250 million years ago, at the end of the Permian period, something killed some 90 percent of the planet's species. Less than 5 percent of the animal species in the seas survived. On land ...

and roamed the forests of the Carboniferous period 358-298 million years ago before dying out in the early Permian. But what would happen if there were no constraints on the size of animals ...

Under the law, it’s illegal to kill endangered animals and plants (with some exceptions ... making up about 4 percent of the Permian Basin. Plus, techniques like horizontal drilling allow ...