New findings about the anatomy of the dinosaur age’s fiercest predator suggest it chased prey “like an oversized bird.” ...

Cara Tabachnick is a news editor at CBSNews.com. Cara began her career on the crime beat at Newsday. She has written for Marie Claire, The Washington Post and The Wall Street Journal. She reports on ...

Tyrannosaurus rex evolved in North America, but its direct ancestor came from Asia, crossing a land bridge connecting the continents more than 70 million years ago, according to a new study.

To understand why Tyrannosaurus rex ended up with such diminished limbs, we must first understand how natural selection functions. The long history of life on Earth is often viewed as a progression ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Tyrannosaurus rex is known as the king of the dinosaurs. - Roger Harris/Science Photo Library RF/Getty Images Tyrannosaurus rex ...

For decades, scientists have been counting annual growth rings—similar to tree rings—inside fossilized leg bones of Tyrannosaurus rex to estimate how old the giant carnivores were when they died and ...

Revolutionary new research has shattered long-held assumptions about dinosaur predation strategies, revealing that Tyrannosaurus rex’s bone-crushing bite force was just one of several successful ...

It's known as the "Dueling Dinosaurs" fossil: A triceratops and a tyrannosaur, skeletons entangled, locked in apparent combat right up until the moment of their mutual demise. Even in the Hell Creek ...