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

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

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

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

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

Paleobiology Professor Kenshu Shimada is leading a study alongside 28 experts. A new scientific study offers significant ...

Researchers refined their size estimates of the prehistoric shark by studying the bodily proportions of 165 other shark ...

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

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.

"If you stay in a skinnier body, there is a better chance of being able to grow larger," Shimada said. This principle applies ...

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