But T. rex was also the last of its meat-tearing family. The earliest tyrannosaurs evolved about 166 million years ago. In ...

Now, an analysis of the Gorgosaurus’ stomach contents has revealed the meaty legs of a pair of small, bird-like dinosaurs, known as Citipes elegans.Researchers say this is the first Tyrannosaur ...

A newly discovered trove of fossilized footprints provides what may be the first evidence of prehistoric diversity in dinosaur herds, though not everyone is convinced.

The ancient skeleton of a Gorgosaurus went up for auction for the first time Thursday and sold for just over $6 million. Whoever bought it — which is currently unknown — now also has the ...