Sharks are some of the most fearsome predators in the ocean, but did you know they have a secret superpower? Unlike humans, who only get two sets of teeth in a lifetime, sharks never run out—some ...

Charles Shelton Jr. displays sharks teeth and fossils found during recent trips to Myrtle Beach. Shelton, who has hunted sharks teeth and fossils for over thirty years frequently provides educational ...

A rendering of Clavusodens mcginnisi, or “McGinnis’ nail tooth,” an ancient shark that stalked the ocean floor 340 million years ago. Rendering courtesy of the National Park Service A shark no larger ...

Recently, we dove deep on the world’s smallest shark (the dwarf lanternshark) and now we’re swinging to the other end of the shark size spectrum to look at the world’s largest fish. The whale shark is ...

Trees first appeared on Earth during the Devonian period, around 385 million years ago, and dinosaurs about 100 million years later, between 250 to 200 million years ago. But you might be surprised to ...

(CNN) — How will the climate crisis affect one of the ocean’s fiercest predators? New research published Wednesday has examined what might happen to sharks’ highly specialized, flesh-cutting teeth. As ...

A study, published in the Environmental Biology of Fishes on Dec. 4, has revealed that male sharks embrace their romantic partners by diving their teeth into a fin to begin fornication. Footage, ...

Shark teeth could lose their cutting edge as oceans become more acidic, new research warns. Scientists in Germany say rising carbon dioxide levels may erode the very weapons that predators rely on for ...