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 ...

For years, a mysterious fossil specimen defied categorization, until one paleontologist made a surprising discovery.

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

About 252 million years ago, 80 to 90 percent of life on Earth was wiped out. In the Turpan-Hami Basin, life persisted and bounced back faster.

The Permian extinction saw the loss of 80 to 96 percent of all marine species. In the Cretaceous event, perhaps 60 to 75 percent of marine species disappeared. What caused these immense die-offs?

For millions of years after the end-Permian mass extinction, the same few marine survivor species show up as fossils all over the planet. A new study reveals what drove this global biological ...

In a lecture in Rio, the director of the Center for Health and Human Performance at the University of London spoke about the ...

The end-Permian extinction, triggered by massive volcanic eruptions in Siberia ... These plants thrived continuously before, during, and after the extinction, forming a resilient ecosystem. The ...

The mass extinction event, which took place at the end of the Permian Period 252 million years ago, wiped out over 80 percent of marine species. Its impact on terrestrial ecosystems has been a ...

The lizards live in a very small area of West Texas and southeastern New Mexico that includes part of the Permian Basin, which over the last decade has been one of world’s fastest-growing oil and gas ...