The characteristic small arms of the T. rex might have been used to help them in the throes of passion. Scientists in Argentina have discovered a new species of dinosaur predator that has similar ...

Paleontologists have discovered a new species of dinosaur that was related to the infamous Tyrannosaurus rex. The dino fossils, two partial skeletons found in Gobi Desert in Mongolia in the 1970s, ...

In an exciting paleontological discovery, researchers have identified a massive prehistoric predator that far surpassed the size of its T. rex ancestor. Named Ulughbegasaurus, this creature reigned as ...

Fossils found 50 years ago were initially thought to belong to another species. Paleontologists have discovered a new species of dinosaur that was related to the infamous Tyrannosaurus rex. The dino ...