Pioneering techniques used in this research may soon be applied to other dinosaur fossils and alter the course of ...

A new study reveals Tyrannosaurus rex took 40 years to reach full size, not 30, as previously thought. Researchers analyzed ...

There is no question that Tyrannosaurus rex got big. In fact, this fearsome dinosaur may have been Earth's most massive land predator of all time. But the question of how quickly T-rex achieved its ...

A Tyrannosaurus rex found in central Canada in the 1990s is the heaviest and oldest of its kind, paleontologists recently announced. The dinosaur, nicknamed Scotty, probably weighed about 9.8 tons and ...

Add Yahoo as a preferred source to see more of our stories on Google. Despite what's depicted in movies and books, the real Tyrannosaurus rex was likely an awkward swimmer at best. Illustration by ...

Jan. 11—Question: What's toothy, about 73 million years old, and hails from south-central New Mexico? The answer: A new species of dinosaur, discovered by a team of paleontologists associated with the ...

Tyrannosaurus rex lived longer and took more time to reach its maximum size than previously thought, according to a new study.

The Isle of Skye is famous for its dramatic landscapes and medieval history — but long before castles and clans, it was a bustling dinosaur hotspot New research reveals that ancestors of Tyrannosaurus ...

Add Yahoo as a preferred source to see more of our stories on Google. For decades, paleontologists have debated whether Tyrannosaurus rex was the sole apex predator of the end-Cretaceous. According to ...