This dive wasn’t just about adventure. It was a search for one of the rarest shark teeth ever found, a specimen rumored to be ...

Learn how Indigenous knowledge and modern science reveal the rare cookiecutter shark, which hunts on moonless nights.

We found rare shark teeth that are over 30 million years old in a place that’s now more than 100 miles from the ocean. These fossils prove that Florida was once completely underwater. This video shows ...

Despite multiple mass extinctions, the frilled shark has managed to thrive for 100 million years. Today, it remains one of ...

Fossils reveal that giant predatory sharks existed 15 million years before megalodon and were already top predators in Cretaceous seas.