It turns out that some of our DNA — about 8% — are the remnants of ancient viruses that embedded themselves into our genetic ...

We visited four of the country’s “crown jewels” and found deep concern for the park system’s future among Americans of all ...

This is the second ancient shark species found in a rock layer in Mammoth Cave National Park in Kentucky.

MAMMOTH CAVE, KY (WZTV) — A new species of ancient shark has been discovered at Mammoth Cave National Park. According to the National Parks Service (NPS), the ancient shark, named "Macadens ...

New species of shark discovered at Kentucky's Mammoth Cave National Park BREAKING: Zelensky rejects Trump proposal to swap land with Russia ‘Black widow’ who fatally poisoned 11 elderly ...

MAMMOTH CAVE, Ky. (WLWT) — 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 ...

By Emily Sanderson Click here for updates on this story MAMMOTH CAVE, Ky. (WLWT) — A new species of shark was discovered in Kentucky’s Mammoth Cave National Park. The ancient shark is called a ...