A new study published by The Royal Society reveals the disproportionate arms of a T. rex can be linked directly to evolution.

A new study explores the reason why the dinosaur T. rex has tiny arms.

A new study suggests Tyrannosaurus rex’s tiny arms were the evolutionary price of developing a gigantic head and a devastating bite.

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

An analysis of 85 dinosaur species shows that tiny forearms in meat-eating dinosaurs were the result of an evolutionary trade ...

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WASHINGTON, Aug 15 (Reuters) - Tyrannosaurus subdued prey with raw power, using bone-crushing bite force. But other meat-eating dinosaurs that rivaled T. rex in size used different approaches.

When you think of dinosaurs, images of giant, scaly reptiles like the Tyrannosaurus Rex probably come to mind. Movies, textbooks, and popular culture have shaped our understanding but the truth about ...

Gus is about 12.5-feet-tall, 38-feet-long, and could fetch the highest price for any dinosaur ever sold at auction.

We all know about the dinosaur called the Tyrannosaurus rex, also known as the T. rex, which is famous for its large head and itty-bitty arms. But why do they look like that? The T. rex has been ...