Debate kicked off in 1988 when a single small tyrannosaur skull discovered four decades earlier was given its own species ...

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

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

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

For many years, paleontologists have debated about whether there was a smaller relative of the Tyrannosaurus rex, or if those ...

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

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

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

The new skeleton is dubbed ‘Dueling Dinosaurs’ because it was found intertwined with the bones of a Triceratops ...

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

Boo! The beloved St. Charles Skeleton House display is now up for all to enjoy with eye-conic moments from this year. The home at 6000 St. Charles Ave. scares up some great laughs, using skeletons for ...

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