The National Park Service has announced another ancient shark discovery at Mammoth Cave in Kentucky. The latest find, named ...

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

“ Macadens olsoni is notable for its unique tooth whorl, a curved row of teeth designed for crushing small sea creatures.

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

A newly identified species of ancient shark has been discovered at Mammoth Cave National Park, marking another significant ...

The fossilized tooth of a newly discovered ancient shark species – dating back about 340 million years – has been unearthed ...

LOUISVILLE, Ky. – During a November trip to Mammoth Cave National Park in Kentucky, paleontologist John-Paul Hodnett was stunned. Preserved in the walls of the cave were parts of a large ...

U.S. researchers discovered a new shark species in rock layers at Mammoth Cave National Park in Kentucky, the National Park Service reported. On October 11, which is National Fossil Day ...

A new species of shark was discovered in Kentucky's Mammoth Cave National Park. The ancient shark is called a "Macadens ...

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

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

The species, Macadens olsoni, was found in the Ste. Genevieve Formation, rock layers dating back roughly 335 to 340 million ...