T. Rex Plodded Like an Elephant, Nerve Study Says The mighty Tyrannosaurus rex didn't have the nerves—literally—to be a fast, agile killing machine, a new study says.

The undisputed king of the dinosaurs, Tyrannosaurus rex, is even bigger than we once believed. That's according to new research conducted on "Scotty," a 66-million-year-old T. rex skeleton first ...

The largest ever Tyrannosaurus rex fossil — weighing thousands of pounds more than the average elephant and stretching 42 feet long — has been discovered in Canada. The dinosaur, nickna… ...