Cameras set up for four months at the entrance captured scenes researchers say change how to think about where the next ...

Beneath the island’s rainforest, explorers search for new discoveries deep within some of the Earth’s largest, longest, and wildest caves.

French cave with no clocks or sunlight. Every one of them emerged thinking far less time had passed. Here's what their bo ...

Two scientists lived a month inside Mammoth Cave on an artificial 28 hour day, and their bodies did not agree on whether time ...

Cave pearls are formed when a drop of water from the ceiling hits the limestone floor and throws up a speck of rock. This ...

Do you remember the news from the summer of 2018 about the youth soccer team trapped in a cave in Thailand?Nine days after ...

Archaeologists uncovered ancient Roman inscriptions worshipping a previously unknown goddess, inside a cave that might have had religious significance since the Stone Age. Reading time 3 minutes ...