By Taylor Nicioli, CNN (CNN) — During the Cretaceous Period, a genus of sharks roamed the sea with rows of unusual teeth. Mostly large and rounded, these chompers were not meant to slice through ...

A recent discovery by the National Park Service in the Kentucky Mammoth Cave National Park led the world one step closer to ...

Ancient relative of the great white shark Most species of Ptychodus lived between 100 and 80 million years ago during the late Cretaceous period.The deposits in which the fossils were discovered ...

The prehistoric shark Otodus megalodon was an awe-inspiring beast, measuring up to three times the length of the modern great white shark. But even the mightiest of predators were babies once.

While the non-avian dinosaurs are long gone, sharks are still going strong. They’ve been around longer than trees (which first appeared about 400 million years ago), longer than the rings of Saturn ...

In an ancient shark showdown, 'Jaws' may have doomed 'The Meg' By Will Dunham. June 1, 2022 1:13 AM UTC Updated June 1, 2022 Item 1 of 3 Fossil teeth of the huge extinct shark ...

An artist's rendering of a prehistoric megalodon alongside a great white shark. Victor Habbick Visions/Science Photo Library/Getty 2022-05-31T15:03:27Z ...

A new shark species, discovered in a mud pit with a T-Rex, is named after the 1980's video game Galaga. Too good to be true? It's real life!

WASHINGTON – About 93 million years ago, a bizarre plankton-eating shark shaped unlike any other known marine creature glided through the sea in what is now northeastern Mexico using curiousl… ...

Paleontologists discovered two new species of ancient sharks and put together research using the sharks' fossilized teeth and even a set of gills found in the depths of Mammoth Cave National Park ...

Prehistoric 91-million-year-old Shark Discovered in Kansas Was Size of a Great White and Had Cannibal Babies. Published Nov 18, 2019 at 4:00 AM EST Updated Nov 19, 2019 at 7:24 AM EST. By .

Big Ancient Shark Discovered Encased in Plaster Is Probably a New Species. Published Jul 22, 2022 at 7:22 AM EDT Updated Jul 22, 2022 at 10:09 PM EDT. By .