While scouting a remote area, we discovered a tiny hole in the ground that turned out to be the entrance to a massive ...

We dropped a GoPro into the deepest known pit in the USA, letting it descend slowly into the darkness. As it fell, the beam ...

The record-breaking mission offers an unprecedented opportunity to study the geology of our planet’s largest layer.

Freshwater and Brackish water lakes dot the continents from North America to the far reaches of Asia, many of which provide ...

The school-bus-sized observatory launched on April 24, 1990 and overcame early setbacks to become one of the most ...