In a remarkable discovery, researchers have identified an unknown species of shark that is labelled as extinct.The species ...

Researchers have detected a 350-million-year-old shark fossil that lived in the Mammoth Cave System when it was submerged in ...

Scientists have uncovered a previously unknown species of extinct shark deep within the labyrinth of Mammoth Cave in Kentucky ...

Many national parks don't allow pets, but these parks offer hundreds of miles of pet-friendly trails for you to safely ...

Everything from millions of bricks to giant bubbles, here's our guide to five fabulous family days out at some of the region's top.

National Park Service researchers have identified a previously unknown shark species in the limestone walls of Mammoth Cave, ...

We visited four of the country’s “crown jewels” and found deep concern for the park system’s future among Americans of all ...

Researchers have uncovered the ancient fossil remains of a small prehistoric shark deep inside Mammoth Cave in Kentucky, USA, the world’s longest known cave system. The species, identified as ...

Researchers have found an ancient shark fossil in Kentucky’s Mammoth Cave, offering new insight into prehistoric marine ecosystems.

MAMMOTH CAVE, Ky. — A new-to-science species of ancient shark was recently discovered in Mammoth Cave National Park in ...

Scientists have identified a new 335-million-year-old shark species, Macadens olsoni, under Mammoth Cave National Park—one of ...

A new species of shark was discovered in Kentucky's Mammoth Cave National Park.The ancient shark is called a "Macadens Olsoni."Experts say it had a distinct curved row of teeth, used to crush small ...