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

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

A groundbreaking analysis of the ‘Dueling Dinosaurs’ fossil has finally resolved a long-standing mystery in the world of ...

New research confirms the Nanotyrannus dinosaur was not a young T. rex, but a separate species, reshaping our view of ...

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

Scientists have proven Nanotyrannus was its own species, reshaping what we know about the predators that lived alongside T.

More than 60 million years on from its final day on Earth, there's a dinosaur we owe an apology. Paleontologists confirm that the Tyrannosaurus rex locked in combat with a Triceratops in the famous ...

Fossils paleontologists initially thought belonged to a juvenile Tyrannosaurus rex actually belong to a new species of ...

Jane, the dinosaur fossil housed at Rockford’s Burpee Museum of Natural History, may not be a Tyrannosaurus rex as previously believed.

The “dueling dinosaur” fossil still leaves more questions than answers as scientists now attempt to determine their causes of ...