A Saint John auction house has opened online bidding on a collection of megalodon shark teeth that are millions of years old.

A small but fascinating collection of Megalodon teeth exhibit deep bite marks from other Megalodons, raising questions about ...

In the depths of the world's longest cave, researchers have uncovered the fossilized remains of a 340-million-year-old shark.

Megalodon may have been up to 80 feet long, but the colossal extinct shark was also probably thinner than scientists ...

A shark no larger than a human hand that stalked the ancient sea floor 340 million years ago has been dubbed the “chipmunk ...

A new study proposes that the massive ancient shark was built more slenderly than a great white. But not all paleontologists ...

Scientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about ...

Paleontologists at Mammoth Cave National Park have unearthed an ancient shark species previously unknown to science.

Travelers can dig up 66-million-year-old dinosaur fossils in New Jersey or mine for diamonds at an Arizona state park. See more U.S. locations where you can hunt for treasures.

An ongoing Paleontological Resource Inventory discovered the new species, called Clavusodens mcginnisi, while collecting ...

The giant extinct shark species known as the megalodon has captured the interest of scientists and the general public alike, ...

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