In the dank depths of Ellison’s Cave, you can find two of the deepest freefall pits in mainland US: Fantastic Pit, which ...

Archaeologists say the finds will help them better understand the prehistoric people who lived or buried their dead in this ...

Blind spiders and whip scorpions, the future of climate change, photosynthesis in the dark – here's what the deepest places ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Archaeologists have unearthed a 4,000-year-old copper dagger and fragments of human skulls ...

However, the full extent of the cave remains a mystery. “At one time, they thought it was the deepest cave in the United States,” said retired geologist Henry Heasler. “There are tantalizing ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Archaeologists have unearthed a 4,000-year-old copper dagger and fragments of human skulls deep ...

Daxin Chinese karst loaches are considered small, reaching just over 1 inch in length, the study said. They have “elongated” ...

But Kisner was not high on a mountain. He was more than 1,800 feet below ground in Tears of the Turtle, the deepest known cave in the continental United States, hidden in the middle of the Bob ...