The largest study ever conducted on the growth of Tyrannosaurus rex reveals that the dinosaur took a far longer and slower route to adulthood than scientists had previously believed.

The behemoth dinosaurs grew more slowly and had longer lifespans than previously thought, a new study suggests ...

A new specimen of one of the most controversial species of dinosaur has the potential to overturn decades of research on the T rex. Nanotyrannus, the "miniature T rex," has been the center of one of ...

Researchers now identify the "dueling dinosaur" tyrannosaur as an adult Nanotyrannus, not T. rex. "This fossil...flips decades of T. rex research on its head," says Lindsay Zanno. Study reveals ...

It is no secret that the tyrannosaurus rex was one of the largest carnivorous creatures to walk the earth millions of years ...

Add Yahoo as a preferred source to see more of our stories on Google. A newly identified dinosaur species from Mongolia is rewriting the history of the T. rex family tree. Dubbed the “Dragon Prince” ...

T-Rex: The Ultimate Predator offers a thrilling journey into the life and evolution of one of Earth’s most iconic dinosaurs, now on display at the Bullock Texas State History Museum. This ...

It's extremely rare to find a complete skeleton of a dinosaur. It's rarer still that such a skeleton needs to be found twice. Such is the fate of "Stan" the T. rex, a massive, mostly complete skeleton ...

A newly discovered dinosaur from Mongolia, named Khankhuuluu mongoliensis, or "Dragon Prince," is believed to be a crucial ancestor of the Tyrannosaurus rex (T rex), shedding light on the T rex's ...

WASHINGTON, Dec 4 (Reuters) - Paleontologists for decades debated whether meat-eating dinosaur Nanotyrannus was actually just a juvenile Tyrannosaurus. But within a span of five weeks, the matter ...