The Permian period, stretching from around 299 to 252 million years ago, was a time of extraordinary ecological richness, a time when early forests blanketed the Earth and many reptile-like and ...

More than 250 million years ago, life on Earth faced its most devastating crisis — a global event so severe that it wiped out nearly three-quarters of life on land and an even larger share in the ...

The rare species of prehistoric predator was found in southern England. A new species of ancient "sword dragon" marine reptile has been discovered in a set of fossils found in England, according to ...

Australian fossils reveal colossal 8-meter shark that ruled the seas 115 million years ago, proving shark lineages were ...

Seventy million years ago, southern Patagonia was home to dinosaurs, turtles, and mammals—but also to a fierce crocodile-like predator. A newly discovered fossil, astonishingly well-preserved, reveals ...

A giant crocodile-like apex predator hunted large prey — probably including medium-sized dinosaurs — around 70 million years ago in what is now southern Argentina 1. Reptiles that resemble modern-day ...