New research has overturned decades of uncertainty by showing that Nanotyrannus was a fully grown predator, not a juvenile T. rex.

By Stephen Beech A fossil skull found 83 years ago originally thought to be a teenage Tyrannosaurus rex actually comes from a ...

For decades, paleontologists argued over the lone skull used to establish the distinct species Nanotyrannus. Was it truly a ...

Paleontologists have discovered a new species of dinosaur that was related to the infamous Tyrannosaurus rex. The dino fossils, two partial skeletons found in Gobi Desert in Mongolia in the 1970s, ...

A newly identified dinosaur species from Mongolia is rewriting the history of the T. rex family tree. Dubbed the “Dragon Prince” (scientifically named Khankhuuluu mongoliensis), this prehistoric ...

(CN) — A fossil long at the center of one of paleontology’s fiercest debates has finally given up its secret, and it’s rewriting what scientists know about Tyrannosaurus rex. Researchers studying the ...

Tyrannosaurus rex was a fearsome creature: 12 feet tall, 40 feet long, weighing over 10,000 pounds, with razor-sharp teeth as big as bananas and a bone-crushing bite force. It would eventually become ...

Was Nanotyrannus a bona fide species or just a teenage Tyrannosaurus rex with a lot more growing to do? Scientists have settled that debate.

WASHINGTON (Reuters) - Surmising even the physical appearance of a dinosaur - or any extinct animal - based on its fossils is a tricky proposition, with so many uncertainties involved. Assessing a ...

Paleontologists for decades debated whether meat-eating dinosaur Nanotyrannus was actually just a juvenile Tyrannosaurus. But ...

New estimate says dinosaur grew fast, could have reached 9 tons. Oct. 16, 2011 — -- Johnny Cash might have said life wasn't easy for a dinosaur named Sue. She grew up quick and she grew up mean, ...

A fly-tipper dressed as a giant purple T. rex has been caught on camera dumping rubbish in a street. The brightly coloured ...