Named the “king of the tyrant lizards,” T. rex was built to rule. Find out how these dinosaurs lived, what made them so ...

WASHINGTON (Reuters) - A group of researchers is proposing that Tyrannosaurus, the most famous of all dinosaurs and the ultimate apex predator, actually includes three species and not just the single ...

One of the world's most complete Tyrannosaurus rex skeletons, nicknamed "Gus," was showcased Wednesday at Sotheby's auction ...

A new analysis of Tyrannosaurus skeletal remains reveals physical differences in the femur, other bones and dental structures across specimens that could suggest Tyrannosaurus rex specimens need to be ...

The iconic Tyrannosaurus rex, or "T. Rex," might need to be re-categorized into three distinct species, according to researchers. The Tyrannosaurus rex is the only recognized species of the group of ...

A new analysis of Tyrannosaurus skeletal remains reveals physical differences in the femur, other bones and dental structures across specimens that could suggest Tyrannosaurus rex specimens need to be ...

Ever since the first Tyrannosaurus skeleton was put on display in 1905, the tyrant lizard has captivated the world. Now, researchers say that the Tyrannosaurus may have actually developed into three ...

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