A huge earthquake hit off Russia's coast, and it was so strong it was picked up by seismographs in Kentucky. This event made me wonder about the biggest quake to ever shake the state. Do you remember ...

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

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 ...

Researchers have found an ancient shark fossil in Kentucky’s Mammoth Cave, offering new insight into prehistoric marine ecosystems.