The megalodon went extinct 3.6 million years ago, and is thought to be the largest shark that ever swam the Earth. But there's debate over what it looked like. Most scientists have described it as a ...

The megalodon is an infamous prehistoric creature, known for being a monstrous beast, often portrayed in films and books. But scientists have actually discovered that this infamous beast may have been ...

Fifteen million years ago, now-extinct species of dolphins, whales and large sea cows roamed the world’s oceans, topping the underwater food chain. Yet back then, any one of these creatures could ...

Don’t be fooled by these gentle waves. These still waters hide a 20 million year death match between two prehistoric monsters ...