CNN — Tyrannosaurus rex was a fearsome predator, but it sure wasn't a particularly fast mover. In fact, most humans could easily keep up with the dinosaur without breaking a sweat. T. rex would have ...

While no one would want to meet a Tyrannasaurus rex alone in a dark alley, its reign as King of the Dinosaurs appears to be at an end. In many ways, this is a sad event. The fearsome Tyrant Lizard ...