A Montana fossil reveals that Nanotyrannus, once thought to be a young T. rex, was actually a full-grown predator and it's ...

What if everything we know about T. rex growth is wrong? A complete tyrannosaur skeleton has just ended one of paleontology's ...

A new look at the "Dueling Dinosaurs" fossil reveals that Tyrannosaurus rex was not the only tyrannosaur roaming the land.

Now, a research team says new evidence resolves the case. The latest clue comes from a complete skeleton — first uncovered in ...

Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or ...

Researchers say they have uncovered a case of mistaken identity and found evidence of a species called Nanotyrannus lancensis ...

Two paleontologists think they have settled a long-standing debate as to whether certain fossils from the very end of the ...

For years, paleontologists have debated whether the T. rex-like dinosaur in the fossilized tableau and others are indeed ...

It's a display 67 million years in the making. Remarkable fossils are set to go on display for the first time ever, showcasing a T. rex and a Triceratops fighting a ferocious battle to the death.

The North Carolina Museum of Natural History will be putting a pair of "Dueling Dinosaurs" on display in 2022. The two creatures — a Tyrannosaurus rex and Triceratops — appear to have killed each ...

New research has identified a dinosaur "mummy zone" in a series of ravines near Lusk, Wyoming. It's produced two mummies of a fleshy dinosaur with ...

It may have been a battle for the ages in ancient Montana. About 67 million years ago, two iconic dinosaurs, a Triceratops horridus and a Tyrannosaurus rex, died and were quickly buried together side ...