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

The Petrified Forest holds trees buried by volcanoes 50 million years ago, while Yankee Jim features some of the oldest ...

During the Triassic period nearly 250 million years ago, a small reptile scurried after insects in the canopy of a lush ...

A 247-million-year-old fossil reptile boasted an enormous crest on its back made from feather-like appendages, long before ...

A new geochronology of Mesozoic magmatism along the eastern margin of North America shows that continental breakup involved ...

In the remote reaches of Arizona s Petrified Forest National Park, scientists have unearthed North America's oldest known pterosaur a small, gull-sized flier that once soared above Triassic ...

Two hundred and fifty one million years ago, the worst mass extinction event Planet Earth has ever seen ruined the life of the Late Permian Period. Known as the Great Dying, this colossal ...

The Triassic period represents a pivotal chapter in Earth’s history, marking not only the recovery from the Permo‐Triassic mass extinction but also a remarkable burst in marine reptile ...

The town is a magnet for fossil enthusiasts eager to uncover ancient remains of exotic reptiles, fish, and amphibians from the Triassic period, with discoveries including bones and footprints of ...