The Triassic is one of the most important periods in the evolution of life on Earth. After one of the greatest mass ...

Researchers have uncovered evidence of what led to the Triassic-Jurassic extinction about 201.6 million years ago. Columbia Climate School researchers suggest that sudden volcanic winter was the real ...

Dinosaurs evolved from a group of reptiles called archosaurs (“ruling reptiles”) around 240–250 million years ago. This was during the Triassic period. This branch of the tree of life gave rise to ...

This was during the Triassic period. This branch of the tree of life gave rise to various reptiles, including pterosaurs, and eventually to crocodiles and other modern species. Dinosaurs were a ...