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Researchers say they have identified a new species of Tyrannosaurus that traces the dino's lineage to North America much earlier than previously thought, and could shed new light on the murky origins ...

A rare Nanotyrannus skeleton known as Jodi is showcased in the lobby of Sotheby's Manhattan, poised for its auction on 27 October. With its unique genus recently validated after extensive scientific ...

WASHINGTON, Jan 15 (Reuters) - There is no question that Tyrannosaurus rex got big. In fact, this fearsome dinosaur may have been Earth's most massive land predator of all time. But the question of ...

A new species of tyrannosaur from southern North America that may the closest known relative of Tyrannosaurus rex is described in a study published in Scientific Reports. Sebastian Dalman and ...

Tyrannosaurus rexes were mighty dinosaurs with massive skulls, scaly skin, foot-long teeth and tiny arms. They were terrifying carnivores, living in what’s now western North America more than 66 ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A formerly unknown ...

Add Yahoo as a preferred source to see more of our stories on Google. New research suggests T. rex moved on tiptoes, using a bird-like gait that may have boosted speed and stability. (CREDIT: ...

A new analysis of tooth enamel offers a direct estimate and fresh insight into how the dinosaur survived across North America.

Tyrannosaurus rex was a late developer who kept growing until the age of 40, reveals new research. The largest-ever study of how the “king of dinosaurs” grew shows a much longer, slower path to ...

Caitlin O'Kane is a New York City journalist who works on the CBS News social media team as a senior manager of content and production. She writes about a variety of topics and produces "The Uplift," ...

The largest-ever study of how Tyrannosaurus rex grew shows a much longer, slower path to adulthood than scientists previously thought. For decades, scientists have been counting annual growth ...