If you thought that crocodiles were menacing enough, be glad that you didn’t live in Arizona some 225–201 million years ...

Researchers discovered that a 215-million-year-old reptile started life on four legs and switched to two as an adult.

Where some visitors see unparalleled natural beauty, others feel "underwhelmed" at an Arizona spot named among most ...

Gazing across the Painted Desert of northern Arizona today, it’s hard to believe that 200 million years ago the region was a primeval tropical forest watered by abundant streams and inhabited by a ...

The poodle-sized reptile that lived over 200 million years ago was among creatures that had features similar to dinosaurs it ...

A "peculiar" ancient relative of the crocodile which experts believe began life on four legs before, in adulthood, it learned how to walk on just two has been revealed in a new study. Named ...

But hiding along a stretch of Interstate 90 in Central Washington is a geological marvel that rivals anything you’d find on ...

Sonselasuchus cedrus, discovered in fossils from Arizona, was a crocodile relative from the Triassic period that grew into an ...

India is often celebrated for its monuments, biodiversity, and living cultures, but beneath its soil lies another extraordinary heritage, fossils that record life from hundreds of millions of years ...

Learn how fossils from Arizona’s Petrified Forest National Park revealed that a Late Triassic crocodile relative may have started life on four legs before walking on two as an adult.

Matt Lyons said he climbed 40 to 50 feet to save Pixie, who was stuck in a tree in East Providence during this week’s record ...