"It's very hard to quantify what's going on in there." Researchers investigate 'black box' discovered deep in caves of the ...

This isn’t a normal cave — it’s an underground world on a scale that feels impossible. In this journey, explorers descend ...

The Seahawks opened as 5-point favorites in Super Bowl 60 at BetMGM. The Pittsburgh Steelers hired Mike McCarthy as the ...

In one of the most baffling discoveries of the last decade, scientists have found a clue in a cave to how life might survive ...

For years, the oldest widely accepted cave art came from Spain, where mineral crusts dated paintings to more than 64,000 years. That work also relied on uranium decay in crusts, so it offered a ...

An underground chamber found in Jubilee cave is the largest known in Israel, rising over 10 stories tall beneath Ofra.

Scientists uncover a ‘lost world’ inside a New Zealand cave, revealing fossils of extinct birds and frogs from 1 million years ago. The discovery offers rare insight into ancient ecosystems.

Feštinsko kraljevstvo isn't a name you'll likely have heard, but it's Istria's "accidental" cave that was discovered entirely by chance.

The haul includes remains from 12 bird species and four frog species, revealing a vibrant ecosystem shattered by climate ...

Learn more about the animals that were living inside the 'lost world' of this New Zealand cave.

This Arkansas cave isn’t frozen in time. Discover Blanchard Springs Caverns, where limestone drapes, quiet chambers, and slow ...