Hidden River Cave in Horse Cave was closed to the public for decades until a local effort to clean it out began.

The air is cool and damp. The light shining from behind is low and tinted, while a park ranger's hand hovers over a button. Then, a switch clicks. Light floods a chasm in the stone, a chamber called ...

In a historic breakthrough from Kentucky’s Mammoth Cave National Park, paleontologists have made a discovery of two new species of sharks, giving insight into the prehistoric sea life of the world.

Experts say it had a distinct curved row of teeth, used to crush small sea creatures. The fossils found are estimated to be 355 million years old, back when Mammoth Cave was nothing but warm shallow ...

A new species of ancient shark has been discovered at Mammoth Cave National Park in Kentucky, officials said. Named Macadens olsoni, the fossils were found in the Ste. Genevieve Formation, dating back ...

MAMMOTH CAVE, Ky. — Though the federal shutdown has affected several national parks across America, Mammoth Cave National ...

In light of these challenges, Friends of Mammoth Cave is making an appeal for public support. They stress that even modest ...

Beneath the surface of an otherwise unassuming National Park, a labyrinth showcases hundreds of millions of years of geologic history. Each shade of tan layered on the walls represents a different era ...

Though cave tours at the Mammoth Cave National Park have been suspended, visitors can still access campgrounds and trails.

Proposed reconstruction of the new to science species Macadens olsoni, discovered through fossil research at Mammoth Cave National Park. Art by Benji Paysnoe. Mammoth Cave National Park’s rich history ...