“Shark teeth, despite being composed of highly mineralized phosphates, are still vulnerable to corrosion under future ocean ...

One of a blacktip reef sharks’ top teeth as seen under a scanning electron microscope. “It’s not only shells, corals, and mussels that are impacted by ocean acidification,” Maximilian Baum, lead study ...

Before we start talking about tiger shark teeth, get to know the shark that these teeth come from. Tiger sharks, like many other shark species (but not all of them), are solitary creatures. They tend ...

Shark teeth are a marvel of evolution. They are so sharp that many island cultures once used them as weapons and tools to hunt and cut up meat. Unlike human teeth, shark teeth line the mouths of these ...

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 ...

Another new species of ancient shark has been discovered at Mammoth Cave National Park.According to a post from the park, an ongoing Paleontological Resource Inventory discovered the new species while ...

If you've ever heard of the famous film about a shark, called Jaws... It probably would've been less scary, if it had been called Gums instead. It might sound funny, but new research suggests sharks ...

About 340 million years ago, a tiny shark swam in the waters of the world’s longest cave system in Kentucky, its unusual mouth curved in a way that will ultimately end up defining its future legacy.

In historic discovery relayed by Kentucky’s Mammoth Cave National Park, paleontologists have come up with the first open ...

CAVE CITY, Ky. (WKRC) - Researchers recently discovered a new shark species within a layer of rock in Mammoth Cave National Park. One of these is a new species of petalodont (petal-toothed) shark ...

A shark fossil found in Alabama dating back 65 million years is a new species, the nonprofit McWane Science Center in Birmingham announced this week. The fossils the center examined were unearthed ...