A great white shark is a masterwork of evolutionary engineering. These beautiful predators glide effortlessly through the ...

‘There is a corrosion effect on sharks’ teeth,’a study’s author said ...

MAMMOTH CAVE, Ky. (FOX 56) — A new species of ancient shark was recently discovered at Mammoth Cave National Park. Fossilized teeth of the “McGinnis Nail Tooth,” nicknamed the “Chipmunk Shark” due to ...

A new species of ancient shark was identified by teeth found in a Kentucky national park. The teeth were found at Mammoth Cave National Park, which encompasses some of the Mammoth Cave, the largest ...

A brand new species of prehistoric shark has been discovered, and its teeth have a terrifying addition: their very own tiny fangs. The shark has been named Palaeohypotodus bizzocoi. Its genus name ...

A new type of shark species has been discovered inside a cave at the Mammoth Cave National Park in Kentucky, thanks to the discovery of several shark teeth spotted inside the park’s cave walls. The ...

A group of German scientists tested the effects of a more acidic ocean on sharks' teeth and found that future generations of ...

Scientists have linked human activities including the burning of coal, oil and gas to the ongoing acidification of the ocean ...

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 ...

An ancient shark older than forests still glides through deep oceans today. Its strange teeth, slow life cycle, and dinosaur-era origins reveal how early seas shaped survival across mass extinctions.