Paleontologists have long hailed Tyrannosaurus rex as king of the dinosaurs. Now, the name “T. rex” also belongs to a newly described extinct carnivore — a massive marine reptile with the scientific ...

On Thursday, researchers at the American Museum of Natural History, the Perot Museum of Nature and Science, and Southern Methodist University announced they have identified a new T. rex in town, but ...

A new specimen of one of the most controversial species of dinosaur has the potential to overturn decades of research on the T rex. Known as the duelling dinosaurs, this fossil preserves an ...

Add Yahoo as a preferred source to see more of our stories on Google. A Tylosaurus rex is seen on display at the Perot Museum of Nature and Science in Dallas. - Perot Museum of Nature and ...