In the past, analysis of Tyrannosaurus rex bones suggested that the enormous dinosaurs died by the age of 30. But a new study ...

Dinosaur bones are like trees—every year is represented by a new ring, and paleontologists can count those concentric circles to determine a fossil’s age. Previous estimates put T. rex’s lifespan at ...

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

WASHINGTON (Reuters) -Tyrannosaurus subdued prey with raw power, using bone-crushing bite force. But other meat-eating dinosaurs that rivaled T. rex in size used different approaches. Giganotosaurus ...

By counting visible and hidden rings, researchers found that T. rex did not reach full size until 35 to 40 years of age.

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 ...

Here’s something worth roaring about. A team of researchers that included Harrisburg University of Science and Technology professor Dr. Steven Jasinski recently discovered a new predatory dinosaur, ...