A humungous shark that lived 115 million years ago surpassed the size of modern-day great whites, paleontologists discovered ...

Fossils reveal that giant predatory sharks existed 15 million years before megalodon and were already top predators in Cretaceous seas.

In the age of dinosaurs—before whales, great whites or the bus-sized megalodon—a monstrous shark prowled the waters off ...

Would you ever venture into the ocean if you knew this creature could be lurking beneath you? It's twice the size of a T. rex, its jaws are big enough to crush cars, and it can swallow multiple humans ...