Volcanic eruptions in Siberia 251 million years ago may have started a cascade of events leading to high hydrogen sulfide levels in the oceans and atmosphere and precipitating the largest mass ...

(CNN) — A cataclysm engulfed the planet some 252 million years ago, wiping out more than 90% of all life. Known as the Great Dying, the mass extinction that ended the Permian geological period was the ...

Add Yahoo as a preferred source to see more of our stories on Google. The dinosaur extinction is widely known, but the end-Permian mass extinction was an even more devastating event in Earth's history ...

A key reason the end- Permian extinction was so dire was because the mega El Niños created incredibly warm conditions in the tropics, which spread quickly to higher latitudes, resulting in the loss of ...

While El Niño climate patterns today are responsible for prolonged droughts and high temperatures, during the end-Permian (some 251 million years ago), they contributed to what was nearly the end of ...

The Great Dying at the end of the Permian Period 250 million years ago may have been amplified by El Niño events far stronger and longer lasting than any today. These mega El Niños caused wild swings ...

A new study reveals that a region in China's Turpan-Hami Basin served as a refugium, or "Life oasis" for terrestrial plants during the end-Permian mass extinction, the most severe biological crisis ...

Fossil evidence from North China suggests that some ecosystems may have recovered within just two million years of the end-Permian mass extinction, much sooner than previously thought. Tropical ...

For the last three years evidence has been building that the impact of a comet or asteroid triggered the biggest mass extinction in Earth history, but new research from a team headed by a University ...