An analysis of growth rings in the leg bones of 17 Tyrannosaurus rex individuals reveals that the dinosaurs matured much more ...

Despite being one of the most well-known and popular dinosaurs, we are still learning things about the Tyrannosaurus rex today. Scientists have recently discovered that T. rex likely originated in ...

By cutting into a tiny throat bone, Princeton's Chris Griffin showed that it belonged to an adult of a smaller tyrannosauroid ...

Around 70 million years ago, Earth’s largest predators were dominating continents, driven by an extraordinary evolutionary shift. Recent findings clarify why dinosaurs like Tyrannosaurus rex and ...

A legendary fossil housed at the North Carolina Museum of Natural Sciences in Raleigh features skeletons apparently locked in prehistoric combat — an epic meeting of two of the world’s favorite ...

What if everything we know about T. rex growth is wrong? A complete tyrannosaur skeleton has just ended one of paleontology’s longest-running debates – whether Nanotyrannus is a distinct species, or ...

Despite what's depicted in movies and books, the real Tyrannosaurus rex was likely an awkward swimmer at best. Illustration by Fotokita, Getty Images To date, no one has found swim traces from a ...

Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or another type of dinosaur? At first, researchers had only a tyrannosaur skull to ...