Nanotyrannus lethaeus was a fast, agile predator distinct from T. rex, with longer legs, stronger arms and a body built for ...

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

A new analysis of a fossil unearthed in 2006 provides a fresh line of evidence that a separate tyrannosaur lineage called Nanotyrannus lived alongside the famous T. rex ...

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

The debate over Nanotyrannus’ identity is finally over. A remarkably preserved fossil proves it was a mature species, not a teenage T. rex. This discovery rewrites how scientists understand ...

The Royal Saskatchewan Museum (RSM) is celebrating Dinovember, offering dinosaur enthusiasts of all ages a chance to explore fossils, learn about Saskatchewan’s prehistoric past, and take part in ...

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

REGINA — DiNovember is back, as the Royal Saskatchewan Museum (RSM) gets set to celebrate all things dinosaur. Dinosaur ...

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

For decades, paleontologists debated whether fossils were of a young T. rex or a species called nanotyrannus. A new study ...