Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing ...

Scientists racing the clock to finish excavating top southern Utah dinosaur fossil site before construction on a power ...

After the end-Permian mass extinction, certain species thrived in warmer, oxygen-depleted waters, spreading globally. This ...

Scientists don't call it the "Great Dying" for nothing. About 252 million years ago, upward of 80% of all marine species ...

Fossils from China’s Turpan-Hami Basin reveal it was a rare land refuge during the end-Permian extinction, with fast ...

After Earth's worst mass extinction, surviving ocean animals spread worldwide. Stanford's model shows why this happened.

Celina Suarez, a University of Arkansas assistant geosciences professor and an expert on the Triassic-period extinction, has studied the climatic impacts of that annihilation. “The site we are ...

Stanford scientists found that dramatic climate changes after the Great Dying enabled a few marine species to spread globally ...

But the extinction alone doesn't explain the bizarre ... known as the earliest Triassic geological period. To convey the surreal concept of taxonomic homogenization on a planetary scale, lead ...