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 diversity.

WASHINGTON (Reuters) -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 ...

Petrified Forest National Park, Arizona, July 7, 2025 – A Smithsonian-led research team has discovered the oldest known pterosaur in North America, a sea gull-sized winged reptile that lived 209 ...

Add Yahoo as a preferred source to see more of our stories on Google. In a remote bonebed in Arizona, a Smithsonian team unearthed the oldest pterosaur on record and an entire ecosystem of ...

An artist’s reconstruction of the fossilized landscape, plants and animals found preserved in a remote bonebed in Petrified Forest National Park in Arizona. Illustration by Brian Engh. Note to editors ...

An artist’s reconstruction of the fossilized landscape, plants and animals found preserved in a remote bonebed in Petrified Forest National Parkin Arizona (Brian Engh, courtesy of the Smithsonian’s ...

The Triassic period marked a chaotic chapter in Earth’s history following the planet’s largest mass extinction. This ...

The Early Triassic represents a critical interval for ecosystem recovery following the end-Permian mass extinction. This interval was marked by extreme and highly volatile global conditions, including ...