Watch this video to uncover how scientists use great white shark teeth to estimate their size, and how they apply similar ...

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 ...

Extinct megalodons had a jaw-dropping 100,000-calorie requirement a day to survive Megalodon may not be the picky eaters, as past examinations envisioned them to be. A new study published in Earth and ...

Megalodon, the terror of the Neogene, dominated its giant shark niche for just 20 million years before it disappeared from the world's oceans. And, during that time ...

An artistic reconstruction of the extinct megalodon. Scientists' ideas about how the megalodon looked are based on its fossilized teeth. Hugo Saláis via Wikimedia Commons under CC BY 4.0 Between 3 ...

The Meg was shaped more like a whale than the giant great white shark in the Jason Statham movies, suggests new research. Megalodon, the prehistoric ocean hunter, was a "longer, sleeker super predator ...

(CNN) — Paleobiologist Dr. Kenshu Shimada has been fascinated by fossil sharks, including the giant Otodus megalodon, since childhood — he found his first megalodon tooth at 13 years old. So when he ...

(CNN) — What scientists understand about the voracious feeding habits of the colossal megalodon could be up for some revision. The prehistoric predator that went extinct about 3.6 million years ago ...

(CNN) — What scientists understand about the voracious feeding habits of the colossal megalodon could be up for some revision. The prehistoric predator that went extinct about 3.6 million years ago ...

Few creatures spark the imagination quite like the megalodon. This prehistoric shark, estimated to have reached lengths of up ...

A shark so rare it was once thought to be extinct was just spotted off the Welsh coast. The Wildlife Trust of Wales captured footage of the angel shark in Cardigan Bay, the first documented sighting ...