Megalodons have been portrayed as gigantic great whites, but new research suggests they were more svelte and less agile ...

Delve into the fascinating world of prehistoric giants with this captivating diorama of a frozen Megalodon hunting scene.

National Megalodon Day is June 15 and celebrates the close relative to predatory fish, one that ruled the oceans 15 million to 3.6 million years ago. POST-RAIN HAMMERHEADS: Toxic, invasive hammerhead ...

The largest shark discovered to date — the monstrous Otodus megalodon — may have been a sleek, long-bodied leviathan.. A fresh look at the extinct predator’s fossilized remains suggests its ...

Xenacanthus was a 3-to-5-foot freshwater shark which fed on crustaceans and small fish. It lived from the end of the Devonian ...

It turns out this state we’re in is a hotspot for ancient fossils! With just a sifter, a trowel, and a sense of curiosity, ...

Megalodon from prehistoric times scene 3D illustration, though the ancient shark probably didn't look like this. (Warpaintcobra / Getty Images) ...

Megalodon may have been up to 80 feet long, but the colossal extinct shark was also probably thinner than scientists previously thought, according to a new study.

Two 325-million-year-old ctenacanth shark fossils discovered in Mammoth Cave shed light on ancient marine ecosystems.

We’re gonna need a bigger shark size estimate. Researchers had based some informed guesses about just how massive the megalodon — a prehistoric giant fish that hunted the oceans 13 million years to 15 ...

Megalodon Sharks Were Prehistoric Nightmares. ... Megalodons—the iconic extinct sharks that dominated the ocean millions of years ago—have been portrayed in Hollywood blockbusters and sci-fi ...