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

Because the megalodon's triangular, serrated-edge teeth look much like those of the present-day great white (just larger), it has long been assumed that the two species were closely related, and thus ...

The most deadly predator of the sea spent its day conquering and terrorizing every creature in sight. This is the megalodon.

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

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

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 ...

Roaming the ancient seas eons ago, the megalodon shark eviscerated its prey with jaws that were 10 feet wide. Warpaintcobra/iStock via Getty Images Plus Imagine traveling back in time and observing ...

Scientists have discovered a colossal shark that lived 115 million years ago, long before Megalodon. Using rare fossilized vertebrae and modern imaging, researchers reconstructed this ancient apex ...

Megalodons were the biggest sharks on the planet. Recent studies show how these apex predators reached lengths of 50 feet with heads the size of cars.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. If you picture a megalodon, chances are you envision what amounts to ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Paleobiologist Dr ...

Quick Take New vertebrate fossils reveal a more ancient mega-shark years before Megalodon This mega-shark was found in Australia The finding rewrites the historical timeline of shark evolution Long ...