Some dinosaurs may have used their tails as a "weapon" which moved fast enough to break the sound barrier. That's the claim from scientists who have built an amazing model demonstrating the potential ...

(CNN) — Diplodocids were a family of dinosaurs with long necks and, often, even longer tails — some species' tails reached 50 feet in length. They were wide-ranging, but especially flourished in ...

When an Apatosaurus dinosaur slapped its impressively long tail onto the ground, other beasts likely listened. Turns out, the long-necked dino may have broken the sound barrier with its tail whips ...