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

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

A 444-million-year-old fossil named "Sue" preserves internal organs of Keurbos susanae, raising questions about arthropod ...

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

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

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

At least two mass extinction events in Earth's history were likely caused by the 'devastating' effects of nearby supernova explosions, a new study suggests. Researchers say these super-powerful blasts ...

Scientists from Keele University have found strong evidence that some of Earth’s past mass extinctions could have been caused by nearby supernova explosions—massive star explosions in the Milky Way.

Wright and his team found the timing of supernovae near Earth aligned with two significant mass extinction ... of fish found in ancient seas and lakes, while the Ordovician event wiped out about ...

New research suggests the violent explosions of dying stars may have caused two of Earth’s biggest mass extinctions millions ...

The team suggested a supernova may have stripped the ozone layer that shields the Earth from damaging radiation, resulting in a chain of events that could cause a mass extinction.During the ...