For decades, paleontologists argued over the lone skull used to establish the distinct species Nanotyrannus. Was it truly a ...

Was Nanotyrannus a bona fide species or just a teenage Tyrannosaurus rex with a lot more growing to do? Scientists have settled that debate.

By Stephen Beech A fossil skull found 83 years ago originally thought to be a teenage Tyrannosaurus rex actually comes from a ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. For decades, paleontologists have argued about size. Specifically ...

Dinosaurs haven’t roamed the Earth for millions of years, but the nature of their reign has sparked no shortage of controversial debates among paleontologists that remain unresolved today. Late last ...

A rare juvenile Tyrannosaurus rex fossil found by three children during a family hike in the North Dakota Badlands nearly two years ago will soon be on display at the Denver Museum of Nature & Science ...

The Tyrannosaurus rex is often shown baring massive, sharp teeth, like the ferocious creature in "Jurassic Park." But new research suggests that this classic image might be wrong. The teeth on T. rex ...

UNDATED (WKRC) - The king of dinosaurs is earning its name 66 million years after extinction. A new study published in the Ecology and Evolution journal has uncovered the possibility that the ...

Gouge marks in dinosaur fossils were giveaway to young researcher. Oct. 15, 2010— -- What did Tyrannosaurus rex eat? To some extent, say researchers, they ate each other. The less-than-appetizing ...

T-Rex and Triceratops were two incredibly powerful dinosaurs that roamed the Earth together some 65 to 68 million years ago. The T-rex is often considered one of the most terrifying carnivores to ever ...