A chilling new assessment suggests our planet is hurtling towards an unprecedented loss of life, with human activity squarely ...

Geologists call this mass die-off the K-Pg extinction event because it marks the boundary between the Cretaceous and Paleogene periods; the "K" is from "Kreide," the German word for Cretaceous.

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

In the late Cretaceous, dinosaurs ruled the earth ... Dinosaurs had survived the late Triassic mass extinction, but couldn’t survive this one. What Happened After the Meteor? Eventually, time tempered ...

Scientists are using fossils to help uncover how ancient life survived mass extinction, offering insights for modern ...

Around 66 million years ago, a six-mile-wide asteroid hit Earth, triggering the extinction of three-quarters of all living ...

A fossil from British Columbia, originally discovered in the 80s, has finally been identified as a new species named ...

it initially seemed to scientists as if a space rock impact might be a general mechanism that explained all mass extinction events identified in the geological record. But the end-Cretaceous ...

The most studied mass extinction, which marked the boundary between the Cretaceous and Paleogene periods about 66 million years ago, killed off the nonavian dinosaurs and made room for mammals and ...

Study by UChicago, Smithsonian, UK Natural History Museum challenges assumptions about survival after global catastrophe ...

"After the Cretaceous mass extinction, there was a total shuffle in which bivalves were doing what," Collins explains. "Most of the same taxonomic families survived, but their abundance and which ...

By the end-Cretaceous mass extinction event, most of the survivors were the semiaquatic generalists and one group of aquatic carnivores. Nearly all of today’s 26 crocodylians are semiaquatic ...