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

Simulations calculated Tyrannosaurus speed from the motion of its swaying tail, finding that the massive dinosaur was a ...

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

The Natural History Museum's iconic T. Rex has received a festive makeover, featuring a supersized red Christmas jumper and ...

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 ...

The owner of Field Station: Dinosaurs, the exhibit in Overpeck County Park that is closing this month has agreed to give one ...

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

A team of scientists led by Brian J. Pickles from the University of Reading paid attention to a tiny, overlooked clue. They ...

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.

For years, paleontologists have debated whether the T. rex-like dinosaur in the fossilized tableau and others are indeed ...