WASHINGTON (Reuters) - Surmising even the physical appearance of a dinosaur - or any extinct animal - based on its fossils is a tricky proposition, with so many uncertainties involved. Assessing a ...

Dinosaurs haven’t roamed the Earth for millions of years, but the nature of their reign has sparked no shortage of controversial debates among paleontologists that remain unresolved today. Late last ...

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 ...

Paleontologists may have discovered when plant-eating dinosaurs evolved their long necks after a new species of ...

Scientists identified a new species of Tyrannosaurs that's likely a predecessor to T. Rex. The new species shows the dinosaurs got bigger a lot earlier than scientists originally thought. It also ...

In an exciting paleontological discovery, researchers have identified a massive prehistoric predator that far surpassed the ...

To describe the essence of Tyrannosaurus rex, the most terrifying predator that ever lived, University of Chicago paleontologist Paul Sereno offers this: “Jaws on fast-running legs.” The monster had ...

Upon discovering ancient stones with dinosaur images imprinted on them, a 12-year-old boy named Max Taylor (Ryuta Kodai) and his friends Rex Owen and Zoe Drake (Malm Tatsuno), discover they are able ...

In a new study, researchers said they uncovered part of a skull as well as arm, leg and tail bones from the Lago Colhué Huapi ...