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

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

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

Many visitors expect to see stalactites and stalagmites galore in Mammoth Cave but are surprised when they don't see many of ...

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

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

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

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

Expressing his astonishment at the diverse array of sharks encountered during the exploratory ventures within Mammoth Cave, ...

With more than 40 different species of fossil sharks and relatives identified from Mammoth Cave specimens in the past 10 ...

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