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 ...

For decades, scientists have been counting annual growth rings—similar to tree rings—inside fossilized leg bones of ...

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

Dinosaur bones are like trees—every year is represented by a new ring, and paleontologists can count those concentric circles ...

A study of fossil bones shows Tyrannosaurus rex kept growing until around age 40, challenging long-held ideas about dinosaur ...

There is no question that the Tyrannosaurus rex was big. In fact, it may have been Earth’s biggest land predator of all time.

A study suggests that the Tyrannosaurus Rex reached its massive size over 40 years, contradicting earlier estimates of a ...

Using polarised light, the team identified previously unknown growth marks that had gone undetected in earlier studies. These ...

The tough-talking California governor – and Democratic frontrunner for the presidency – showed a moral fibre at Davos that ...