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 ...

The Meg was shaped more like a whale than the giant great white shark in the Jason Statham movies, suggests new research.

THE prehistoric “super carnivore” megalodon was bigger than previously thought, growing to a whopping 80ft and weighing 94 tons. The beast would have been four times bigger than the ...

Add Yahoo as a preferred source to see more of our stories on Google. Roaming the ancient seas eons ago, the megalodon shark eviscerated its prey with jaws that were 10 feet wide. Warpaintcobra/iStock ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. The ocean’s ultimate predator once hunted whales with ease.

It's the largest shark that's ever lived on Earth against a monstrous whale who terrorizes its prey. Would the megalodon shark or the Leviathan whale win this epic underwater matchup? Which underwater ...

VENICE, Fla. - A recent diving trip off the coast of Florida resulted in an ancient discovery. Kristina Scott found a 6-inch megalodon shark tooth while fossil diving in Venice. She said she's been ...

Shark biologists now say a lemon shark, like this one, is a better model of the extinct megalodon's body than the great white shark. The megalodon has long been imagined as an enormous great white ...