The apparent hellhound dug roughly 1 foot into the earth beside a headstone, which was captured by Erin Haley, who was ...

The footprints of a reptile-like creature appear to have been laid down around 356 million years ago, pushing back the ...

A report in the journal Nature estimates that the amniote tracks date to between 350 million and 359 million years ago.

The origin of reptiles on Earth has been shown to be up to 40 million years earlier than previously thought -- thanks to evidence discovered at an Australian fossil site that represents a critical ...

The discovery suggests that reptiles originated in the Devonian, and survived the mass extinctions at its end.

At a site known as Natural Trap Cave, a team of scientists are rappelling down to uncover the secrets of what the Earth was ...

Beneath a vibrant night sky, desert animals gaze out at a courtyard at Yucca Valley High School. The new mural under ...