Debate kicked off in 1988 when a single small tyrannosaur skull discovered four decades earlier was given its own species name: Nanotyrannus lancensis. It carried some features which differed from T.

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 ...

A small dinosaur skull found in Montana 40 years ago was thought to be a young T. rex. Turns out it was a smaller, faster ...

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 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 discovery, made in collaboration with North Carolina State University, is based on the “Dueling Dinosaurs” fossil, which was found in the Hell Creek Formation in Montana.

There are many species of dinosaurs in Jurassic World Evolution 3, from herbivores to carnivores, hybrids, and more. Unlock ...

A new study reveals that fossils once believed to belong to a teenage Tyrannosaurus rex may actually belong to a separate species ...

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

A mosquito larva entombed in amber for about 99 million years is now the oldest known of its kind, according to a new study. The fossil comes from Kachin in northern Myanmar and likely formed when ...

A fossil once locked in prehistoric combat has just rewritten one of paleontology’s longest-running debates — and upended what scientists thought they knew about Tyrannosaurus rex.

Paleontologists have examined an exceptionally well-preserved, near somatically mature tyrannosaur skeleton from the Hell Creek Formation of Montana.