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

A new specimen of one of the most controversial species of dinosaur has the potential to overturn decades of research on the ...

A major shake-up in dinosaur paleontology reveals that what scientists have long called "Tyrannosaurus" is actually two ...

For decades, paleontologists have argued over one mystery: was Nanotyrannus a real species, or just a teenage Tyrannosaurus rex? Now, a new fossil has finally ended the debate—and rewritten the story ...

The “dueling dinosaur” fossil still leaves more questions than answers as scientists now attempt to determine their causes of death and why they were so perfectly encased mid-battle.

All the Latest Game Footage and Images from American Museum of Natural History’s T. Rex: Skeleton Crew Assemble Tyrannosaurus rex fossil bones to create a magical museum exhibit. Then witness your T.

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

The Natural History Museum's iconic T. Rex has received a festive makeover, featuring a supersized red Christmas jumper and ...