In the depths of the world's longest cave, researchers have uncovered the fossilized remains of a 340-million-year-old shark.

Paleontologists at Mammoth Cave National Park have unearthed an ancient shark species previously unknown to science.

An ongoing Paleontological Resource Inventory discovered the new species, called Clavusodens mcginnisi, while collecting ...

Clavusodens mcginnisi, or McGinnis's nail-tooth, was found fossilized in Mammoth Cave, the world's longest cave system. The fossilized teeth were discovered in the Ste. Genevieve Formation, a layer of ...

It was identified from a collection of small fossilized teeth found within the Ste. Genevieve Formation, a layer of limestone ...

Scientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about ...

A shark no larger than a human hand that stalked the ancient sea floor 340 million years ago has been dubbed the “chipmunk ...

A new species of shark has been discovered a Mammoth Cave National Park, where fossil records have revealed more than 70 ...

MAMMOTH CAVE, Ky. (WBKO) – Fossils from a previously unknown species of shark have been unearthed at Mammoth Cave National Park, shedding new light on ancient marine life.

Skeletal reconstruction and tooth arrangement of Netsepoye from the Late Mississippian of Montana. Teeth are arranged as if ...

A Nebraska man is accused of kidnapping two women and three children, then terrorizing and torturing them inside a speeding car, authorities say. Carl Thomas, of Morrill, is facing charges ...