A rare bite into the past. The fossilized tooth of a newly discovered ancient shark species – dating back about 340 million years – has been unearthed in the world’s largest cave system, officials ...

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 ...

A 5.5-inch shark collected from the Gulf of Mexico turned out to be only the second pocket shark specimen ever found, and it ...

Science has spent decades trying to reconstruct Megalodon, the most powerful predator the oceans ever produced. The picture ...

It's Shark Week, and Mammoth Cave took the unofficial holiday to announce the discovery of another new shark species. Mammoth Cave announced the discovery of the "Macadens olsoni" Thursday. The fossil ...

STANFORD, Calif. (KGO) -- If you ever come face-to-face with the wrong kind of shark, there's something you probably want to avoid. Just a hint: they're long and really sharp. But now, researchers at ...

Most kids have a natural curiosity about sharks—especially their sharp and abundant teeth. Our team had the idea to use the appeal of this charismatic apex predator to teach how scientists use ...

Dive into the thrilling world of underwater shark encounters in South Africa in this captivating podcast episode. Join Mark and Nico, Head Marine Biologist at the Shark Research Unit in Mossel Bay, as ...