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'I was wrong': Dinosaur scientists agree that small tyrannosaur Nanotyrannus was real, pivotal new study finds

An argument over whether fossils from several small dinosaurs represent a juvenile Tyrannosaurus rex or smaller adults of a ...

Meet Nanotyrannus, a Tiny Tyrannosaur Previously Mistaken for a Teenage T. Rex

Paleontologists have long debated whether small tyrannosaurs were their own species or simply teenage T. rexes. This debate ...

Agile and vicious Nanotyrannus was not just a teenage T. rex

By Will Dunham WASHINGTON (Reuters) -At the twilight of the age of dinosaurs, an agile and vicious predator named ...

A ferocious debate over teenage T. rex fossils may finally be settled

For decades, paleontologists debated whether fossils were of a young T. rex or a species called nanotyrannus. A new study ...

This tiny T. rex is actually a new species

Specifically, whether or not certain fossils found in Montana belonged to a young Tyrannosaurus rex or a completely separate, ...

Tiny Fossil Revelation ‘Flips Decades of T. rex Research on Its Head’

There are literally decades of research... based on a premise that this article overturns,” said one paleontologist.

NC museum's work yields new dino discovery

Scientists at the NC Museum of Natural Sciences have found that what was believed to be a juvenile T.rex skeleton is instead ...

Scientists may have solved the mystery of Nanotyrannus

After decades of fierce debate, researchers say fossils once thought to be juvenile T. rex actually belong to a separate, ...