We know dinosaurs were big, but how big were they? And how do we even know? Luckily, paleontologists and other scientists know how to find the answers. By measuring fossils, comparing them to the ...

Don't tell the producers of Jurassic World, but dinosaurs like Tyrannosaurus rex may have grown even larger than we previously thought based on the fossils they left behind. This is the conclusion of ...

A comprehensive new analysis of the bite forces of 18 species of dinosaurs has revealed that, despite their size, several of the giant prehistoric predators packed much weaker bites than previously ...

Large meat-eating dinosaurs attained their great size through very different growth strategies, with some taking a slow and steady path and others experiencing an adolescent growth spurt, according to ...

A new analysis of the bite strength of 18 species of carnivorous dinosaurs shows that while the Tyrannosaurus rex skull was optimized for quick, strong bites like a crocodile, other giant, predatory ...

The discovery may push back the emergence of the reptiles that once ruled the Earth, and clarify how dinosaurs like the Triceratops and Stegosaurus emerged. By Asher Elbein A dog-size reptile slipped ...