The Well of Barhout in Yemen is millions of years old, nobody knows how it formed, and now cavers have reached the floor for the first time.
Penn State professor and geomicrobiologist-slash-astrobiologist Jenn Macalady is answering how we and other organisms could survive on other planets, by looking deep into Earth’s history.
The Indiana University freshman was apparently left behind after a trip with the school's caving club.
Back in 2000 I was the DDR king of my local arcade. And then a gigantic rock almost crushed me to death.
Back in 2000 I was the 'DDR' king of my local arcade. And then a gigantic rock almost crushed me to death.
How a rogue community of divers mapped thousands of water-filled caves in the Australian desert.
Nicholaus Vieira has spent nearly two-thirds of the past several years underground.