The longest mapped network of caves in the world also contains one of the most implausible marine collections in North America. In Mammoth Cave, sharks and their kinsmen are preserved in layers of ...

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 ...

While the land and underground passageways of Mammoth Cave National Park are now traversed by tourists, guides and the occasional bat, millions of years ago the region was more popular among aquatic ...

Archeologists on a mission to see where a mysterious passageway under the world's longest known cave system goes are uncovering 19th and 20th-century artifacts in the historical dig. This collapsed ...

In the pitch-black corridors of Mammoth Cave National Park, deep beneath Kentucky’s rolling hills, scientists have uncovered something astonishing: the fossilized remains of two never-before-seen ...

Mammoth Cave has been captivating imaginations for thousands of years. “Obviously, the geology is amazing. It's what (first) brought people here and what brings people back to study this region,” said ...

Maddy has a degree in biochemistry from the University of York and specializes in reporting on health, medicine, and genetics. Maddy has a degree in biochemistry from the University of York and ...