For decades, a small tyrannosaur skull has divided paleontologists over whether it belonged to a separate species or a ...

For decades, paleontologists argued over the lone skull used to establish the distinct species Nanotyrannus. Was it truly a separate species or simply a juvenile Tyrannosaurus rex? A new paper ...

Many people think of tyrannosaurs as the formidable T. rex, but there’s a lot more to know about these prehistoric creatures. While T. rex was the largest of tyrannosaurs, there are many other species ...

For more than sixty years, one battered skull has stirred a fight that would not fade. The fossil, stored in Ohio, carried a ...

An argument over whether fossils from several small dinosaurs represent a juvenile Tyrannosaurus rex or smaller adults of a separate species may finally be settled. When you purchase through links on ...

Was Nanotyrannus a bona fide species or just a teenage Tyrannosaurus rex with a lot more growing to do? Scientists have settled that debate.

A dinosaur fossil thought to be a juvenile Tyrannosaurus rex is in fact a fully grown carnivore of a different species, according to researchers who believe they have finally settled a long-running ...

University of Southampton provides funding as a member of The Conversation UK. An icon from the age of dinosaurs, Tyrannosaurus rex has featured in everything from blockbuster movies to the shape of ...