The dinosaur was about as big as a Tyrannosaurus rex and had a unique nasal horn and symmetrical teeth that it used to eat ...

A new study led by researchers at University College London suggests that the earliest dinosaurs may have originated in ...

Scientists have been working on the origins of dinosaurs for decades. Now, it appears they may be a step closer to ...

Dinosaurs likely originated in the low-latitude regions of Gondwana near the equator, evolving over millions of years.

The researchers also found evidence that silesaurids, long thought to be cousins of dinosaurs, might actually be ancestors of ...