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 ...

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 ...

LAS VEGAS - SEPTEMBER 30: One of the world's largest set of shark jaws comprised of about 180 fossil teeth from the prehistoric species, Carcharocles megalodon, which grew to the size of a school bus, ...

The giant extinct shark species known as the megalodon has captured the interest of scientists and the general public alike, even inspiring the 2018 blockbuster film The Meg. The species lived some ...

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

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 ...