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

Scientists have unearthed in Arizona fossils from an assemblage of animals, including North America's oldest-known flying reptile, that reveal a time of transition when venerable lineages that were ...

Fifty thousand years ago, North America's landscapes were alive with an astonishing array of enormous creatures. Massive ...

Shell-rich rocks trace a mostly upward climb in ocean life, with each mass extinction slashing both diversity and biomass ...

But the forthcoming mass extinction [of a species] will be the first one to be engineered by humans," Sundarrajan said at an editors' meet on climate change, organised at Anna Centenary Library.

Surprising discoveries on the seafloor Marine bivalves lost around three-quarters of their species during this mass extinction, which marked the end of the Cretaceous Period.

Putting an end to a mass extinction sounds like an impossible task, but some researchers argue that doing so would be setting our ambitions too low ...

Examining the fallout from the mass extinction at the end of the Cretaceous Period, researchers found that the species that survived weren’t random.

The end-Permian mass extinction was the deadliest event in Earth’s history. Also called the Great Dying, it is thought to have nearly wiped out all life on Earth 252 million years ago. Yet ...

In the history of Earth, we have documented five major extinctions—cataclysmic events in which the majority of species die out due to some worldwide change—and are currently edging towards the sixth ...

We’re in a biodiversity crisis, but it's tough to compare it to past periods of mass death.