A mysterious underwater noise recorded in 1997, the “Bloop,” fuelled years of speculation about megalodon and other ...

A new study provides many new insights into the biology of the prehistoric gigantic shark megalodon (megatooth shark), which lived nearly worldwide 15–3.6 million years ago. Paleobiology professor ...

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 ...

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 ...

Megalodon is the largest shark that’s ever existed, and according to Hollywood it’s alive and well. But according to ...

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

Otodus megalodon was the largest predatory fish in Earth's history. Measuring up to 24 meters, it was longer than a truck with a trailer and weighed almost twice as much. Embedded in its jaws were ...

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 ...

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 ...

Fossils have a way of captivating everyone, no matter their profession or the species unearthed, but there’s something about Megalodon that grips the imagination like no other. Fossilized shark teeth ...

A new study proposes that the massive ancient shark was built more slenderly than a great white. But not all paleontologists agree. This illustration of megalodon may be wrong. The ancient predatory ...