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

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 ...

A new study reveals that Earth's biomes changed dramatically in the wake of mass volcanic eruptions 252 million years ago.

The mass extinction that ended the Permian geological epoch, 252 million years ago, wiped out most animals living on Earth. Huge volcanoes erupted, releasing 100,000 billion metric tons of carbon ...

Earth. Yet, a region in China provided a haven for plants and animals, revealing unexpected resilience. This discovery, ...

“These were predatory animals that fed on fishes and other prey ... of body sizes that they did during the earlier days of the Permian period. Some of the temnospondyls were small and fed ...

Even during one of Earth's largest mass extinction events, where heat waves kill of a majority of Earth's species, at least one oasis of survival existed. The findings suggest that there may have been ...