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

What if everything we know about T. rex growth is wrong? A complete tyrannosaur skeleton has just ended one of paleontology's ...

The “dueling dinosaur” fossil still leaves more questions than answers as scientists now attempt to determine their causes of ...

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

For years, the "dueling dinosaurs" in a North Carolina museum were believed to be a Triceratops and Tyrannosaurus rex. However, an article published on October 30 in the journal Nature has a different ...

ZURICH, April 18 (Reuters) - The skeleton of a giant Tyrannosaurus Rex, a creature that roamed the Earth 67 million years ago, sold for 5.5 million Swiss francs ($6.13 million), less than expected, in ...

Paleontologists have long debated whether small tyrannosaurs were their own species or simply teenage T. rexes. This debate ...

BERN, Switzerland (AP) — Nearly 300 Tyrannosaurus rex bones that were dug up from three sites in the United States and assembled into a single skeleton sold Tuesday at a Switzerland auction for 4.8 ...

A Tyrannosaurus rex skeleton, the third to ever go to auction, has been sold by Swiss auction house Koller but fetched less than projected. The piece sold at auction Tuesday for $6.2 million, but that ...

British auction house Christie's reportedly said over the weekend it would withdraw the Tyrannosaurus rex skeleton Shen from an upcoming Hong Kong auction. Marketed as a "historic moment," the sale of ...