The discovery may push back the emergence of the reptiles that once ruled the Earth, and clarify how dinosaurs like the Triceratops and Stegosaurus emerged. By Asher Elbein A dog-size reptile ...

A fossilised footprint of a Stegosaurus has been unearthed in a new country for the first time in its history. The footprint was found in South Korea, in the Sadeung-myeon region of Geoje ...