Movies like Jurassic Park portray dinosaurs as fierce, dangerous creatures. While some dinosaurs were huge carnivores with ...

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

There was definitely a mass extinction event 65 million years ago (probably related to a giant asteroid that smashed into Mexico’s Yucatán Peninsula), and it did spell the end for most dinosaur ...

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 ...

A dinosaur fossil listed for sale in London for $20 million embodies one of the most heated debates in paleontology. By Julia Jacobs and Zachary Small Zachary Small reported from London, and Julia ...

What if everything we know about T. rex growth is wrong? A complete tyrannosaur skeleton has just ended one of paleontology's longest-running debates—whether Nanotyrannus is a distinct species, or ...

Imagine the sound of a dinosaur roaring... Super loud, right? Wrong... It turns out the giant prehistoric creatures almost certainly didn't roar. You might be surprised to hear that some scientists ...

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Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or another type of dinosaur? At first, researchers had only a tyrannosaur skull to ...