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

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

They discovered that it might have taken around 35-40 years for a T.rex to reach full size. The team's research is one of biggest studies into T. rex growth. Previous studies from 20 years ago ...