The ocean’s ultimate predator once hunted whales with ease. Here’s why the world’s biggest shark eventually vanished off the face of the Earth.

Megalodon sharks were among the largest and most formidable predators ever to exist, dominating the oceans millions of years ...

VIRGINIA BEACH — One of the most fearsome predators to rule the seas millions of years ago may have left something behind at Virginia Beach’s North End. Terry Siviter and his 5-year-old grandson, ...

An ancient creature is lurking in the ocean. It's double the size of a T.rex. Its gigantic jaws could crush a car. And now, ...

In the age of dinosaurs—before whales, great whites or the bus-sized megalodon—a monstrous shark prowled the waters off what's now northern Australia, among the sea monsters of the Cretaceous period.

Millions of years ago, the megalodon shark was one of the scariest creatures to ever lurk in our seas. And even before that, the mosasaurs reigned supreme, terrorizing every ocean creature in sight.