Researchers have found a "unique" collection of "cave pearls"—some of which contain archaeological artifacts—in an ancient tunnel, a study has reported. Cave pearls are a type of "speleothem"—a term ...

Film industry pioneer Madame Sul-Te-Wan, General Burnside Island State Resort Park, and more. Researchers have uncovered the fossilized teeth of ancient shark species at Mammoth Cave; Madame ...

HONG KONG, June 12 (Reuters) - China has cleared 51 tonnes of trash from a scenic southern region famed for a craggy peak featured in Hollywood blockbuster "Avatar", after videos went viral on social ...

MAMMOTH CAVE, Ky. — A new-to-science species of ancient shark was recently discovered in Mammoth Cave National Park in Kentucky. The Macadens olsoni is known for its unique tooth whorl, a curved row ...

It grew to less than a foot in length and likely feasted on mollusks and worms. A new species of ancient shark has been discovered at Mammoth Cave National Park in Kentucky, officials said. Named ...