We stumble on a sinkhole entrance and reveal a cave that may not have seen visitors in decades. After squeezing through ...

While you might assume the Nullarbor Plain is a vast expanse with not much to see, a recent discovery has stunned scientists.

This incredible submerged cave network is the longest of its kind in the world and plays a vital role in the region.

Skylights, openings in the surface of Mars that descend down into caves, have been found on Mars, along with signatures for ...

A calcite deposit in Nevada captures 580,000 years of climate swings and helps explain shifting heat, rainfall and water resources.

Archaeology rarely gives experts a “two-for-one” discovery, but Cova Dones seems to scream, “I am the exception”. The cave, ...

A one-metre-long core of calcite extracted from a cave wall in the southwestern United States has offered researchers a rare ...