By GAGE WILSON for Glasgow News 1 Five years after the Great American Outdoors Act became law, its effects continue to shape ...

A new species of ancient shark has been discovered at Mammoth Cave National Park in Kentucky, officials said.

It's Shark Week, and Mammoth Cave took the unofficial holiday to announce the discovery of a ancient shark species.

The Macadens olsoni fossils were found in the Ste. Genevieve Formation, which dates back approximately 340 to 335 million ...

A newly identified ancient shark species, Macadens olsoni, has been at Mammoth Cave National Park. The National Park Service ...

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

Researchers named the latest ancient shark discovery Macadens olsoni, as a tribute to both the Mammoth Cave and Rickard Olson ...

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 ...

The ancient shark species, known as Macadens olsoni, “is notable for its unique tooth whorl, a curved row of teeth designed ...

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

A new species of ancient shark, named Macadens olsoni, has been discovered at Mammoth Cave National Park through fossil ...