T. Rex Babies Were No Bigger Than House Cats—But Already Deadly
Paleontologists know very little about Tyrannosaurus rex babies. Given how long these iconic carnivores have loomed over the…
Why Do T-Rex Dinosaurs Have Mini Arms? Scientists May Have Discovered the Reason
It’s a known fact that Tyrannosaurus rex dinosaurs have small arms — but why? Scientists now believe they…
Fearsome dinosaur-era marine reptile was the T. rex of the sea
By Will Dunham May 28 (Reuters) – Tyrannosaurus rex was a huge land predator during the twilight of…
Scientists Finally Think They Know Why T. rex Had Tiny Arms
T. rex’s famously tiny arms may have been the result of one terrifying evolutionary upgrade: an enormous skull…
Exclusive: There’s a new T. rex in town—and this giant beast ruled the seas
What do you call a massive prehistoric reptilian tyrant, with large, powerful jaws and sharp serrated teeth? If…
Mystery of Tyrannosaurus rex’s Tiny Arms May Finally Have an Answer
Paleontologists from University College London and the University of Cambridge say the large predatory dinosaurs’ tiny arms evolved…
Giant Tyrannosaur Fossil Found in New Mexico
A large tyrannosaurid dinosaur may have stalked the floodplains of what is now New Mexico nearly 74 million…
The surprising reason why T. rex had short arms
For more than a century, Tyrannosaurus rex has carried one of paleontology’s most stubborn visual jokes: a giant…
T. Rex Could Run Faster Than Usain Bolt, on Its Toes
Tyrannosaurus rex may loom large in our collective imagination, but new research suggests the creature moved more…
Scientists Uncover Secrets to Tyrannosaurus Rex’s Lifespan
The prehistoric Tyrannosaurus rex didn’t balloon to its massive size as quickly as scientists once believed. Instead, the…
Scientists Make Major T. Rex Discovery, Rewriting History of the Most Intriguing Dinosaur
For years, the “dueling dinosaurs” in a North Carolina museum were believed to be a Triceratops and Tyrannosaurus…
Blood Vessels Found in T. rex Bones Rewrite What We Know About Dinosaurs
Dinosaur DNA remains out of reach, so scientists hunt rarer clues: soft tissues entombed in bone. Using synchrotron…