Scientists have proven Nanotyrannus was its own species, reshaping what we know about the predators that lived alongside T. rex. What if our understanding of T. rex growth has been wrong all along? A ...

When you look at a fossil on display, you may envision the world 66 million years ago. You might feel the earth shake beneath ...

At the twilight of the age of dinosaurs, an agile and vicious predator named Nanotyrannus prowled western North America, ...

Two new studies suggest that, contrary to longstanding beliefs, dinosaurs were not on the decline before the Chicxulub asteroid impact.

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

A groundbreaking analysis of the ‘Dueling Dinosaurs’ fossil has finally resolved a long-standing mystery in the world of ...

A Montana fossil dubbed Dueling Dinosaurs ended a decades-old debate over whether a 'pygmy tyrant' was real or just a teen T. rex.

What we knew as a “teenage dinosaur” of the T. Rex family was actually a completely different and adult species. Apparently, ...

Growth rings in fossilized bones suggest the diminutive dinosaur, Nanotyrannus, would never grow up to become a T. rex — plus ...

Paleontologists spotted injuries on the tails of duck-billed dinosaur fossils that might have occurred during mating.

The Natural History Museum has launched its 2025 Christmas jumper collection, which also extends to dogs, with the help of ...

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