Scientists finally give the biggest dinosaur that ever lived a name

There's a new king of the dinosaurs. Researchers working with bones found half a decade ago in Argentina have finally classified and named the new species that is thought to have been the largest of all the mighty reptiles. It's called Patagotitan mayorum, and it was so incredibly huge that it would have made even fearsome carnivores like the Tyrannosaurus rex look downright tiny by comparison. 
Patagotitan mayorum — whose name is derived from Patagonia, Argentina, where its fossils w