The ferocious predator dominated the ancient landscapes of the late Cretaceous period, around 68 to 66 million years ago.
Researchers use Kinect to scan T. rex skull, MIT News
T-Rex may not have big brain energy — but it might have been smarter than previously thought
Phylogenetic bracketing suggests some dinosaurs' neuron density was equal to that of modern primates
10 terrifying T Rex facts!
Tyrannosaurus Rex: Facts about T. Rex, King of the Dinosaurs
T Rex Dinosaur Facts, Pictures & Info: Meet The Real Tyrannosaurus Rex
CT scans reveal that dinosaurs were airheads
Tyrannosaurus Rex: Scary. Smart. Social?
11 Tyrannosaurus Rex (T-Rex) Facts For Kids - JellyQuest
A T. rex bite could have crushed a car. Here's how.
Dinosaurs: T. rex had more powerful jaws than its theropod ancestors
Fossils: T. rex had complex nerve sensors in the tips of its jaws, study finds
Were dinosaurs dumb or did they just have a bad press?
Tyrannosaurus - Wikipedia