Now, a research team says new evidence resolves the case. The latest clue comes from a complete skeleton — first uncovered in ...

Fossils paleontologists initially thought belonged to a juvenile Tyrannosaurus rex actually belong to a new species of ...

Specifically, whether or not certain fossils found in Montana belonged to a young Tyrannosaurus rex or a completely separate, ...

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 ...

Palaeontologists have argued for decades over whether certain fossils are young Tyrannosaurus rex or another species entirely ...

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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 ...

The skull of a Tyrannosaurus rex is expected to fetch at least $15 million at auction in New York next month. Sotheby's said on Tuesday that the skull is one of the best and most complete ever ...

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

The near-complete composite of a Tyrannosaurus rex skeleton dubbed “Trinity” sold for $6.1 million at an auction in Zurich, Switzerland. The T-rex skeleton, standing 12.8 feet high and 38.1 feet long, ...

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 an auction in Switzerland for 4.8 million francs ($5.3 ...