Scientists say the mass extinction 250 million years ago offers a timely warning to humanity of what can happen when ecosystems change too fast for life to keep up.

Driver of the largest mass extinction in the history of the Earth identified. ScienceDaily . Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2020 / 10 / 201019125512.htm ...

Surprising new fossil evidence undermines the idea that there was ever a mass extinction on land – and may force us to ...

Largest Mass Extinction ... The Permian/Triassic boundary approximately 251.9 million years ago marked the most severe crisis for life on Earth. Three-quarters of all species on land and some 96 ...

Long before T. rex, the Earth was dominated by super-carnivores stranger and more terrifying than anything dreamed up by ...

Paleontologists have identified a new species of dinosaur – and it seems to be the largest land animal to ever walk the Earth. Over 150 bones from 6 individual animals were found, and scientists ...

"In fact, three of the mass annihilations of species on land and in the sea are already known to have occurred at the same times as the three largest impacts of the last 250 million years, each ...

If you thought the mass extinction caused by the Chicxulub asteroid impact 65 million years ago was bad, think again. Travel back in time even further to around 250 million years ago, and the ...

“This is the largest mammal ever to have lived on land,” Deng said. It mainly lived in China, Mongolia, Kazakhstan and Pakistan, with a few in Eastern Europe, he added.