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

Roughly 252 million years ago, Earth experienced its deadliest known extinction. Known as the Permian–Triassic Mass ...

The Permian extinction saw the loss of 80 to 96 percent of all marine species. In the Cretaceous event, perhaps 60 to 75 percent of marine species disappeared. What caused these immense die-offs?

Some 252 million years ago, almost all life on Earth disappeared. Known as the Permian–Triassic mass extinction – or the Great Dying – this was the most catastrophic of the five mass ...

The end-Permian mass extinction, which happened approximately 252 million years ago, saw more than 80% of marine life perish, and was the worst biological catastrophe that Earth has endured since ...

Tropical riparian ecosystems—those found along rivers and wetlands—recovered much faster than expected following the end-Permian mass extinction around 252 million years ago, according to new ...

A version of this article appears in print on April 20, 2025, Section SR, Page 6 of the New York edition with the headline: Come With Me If You Want to Survive An Age of Extinction.

Mega El Niños could have intensified the world’s most devastating mass extinction, which ended the Permian Period 252 million years ago, a new study found.

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 ...

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 ...

During its approximately 4.5 billion years of existence, the Earth has experienced five major mass extinction events that are responsible for reshaping the planet both physically and biologically. The ...