Scientists discovered some of the oldest bony fish fossils in China. The fossils explain the early history of animals with backbones.

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

A single femur found in Bulgaria appears to represent an ape or early hominin that walked on two legs before any known African hominin, but the evidence is far from conclusive ...

Faced with rising prices and disruptions to their oil and gas supplies, many Asian countries heavily dependent on fossil fuels from the ...

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.

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 ...

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

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

Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a meter-long bony fish with jaws ...