Earth not only does not support diverse ecosystems, but it also has places that serve as analogs for other celestial worlds in our solar system. Astrobiologist Joshua Sebree of the University of ...

The CAVES training tests astronaut teamwork, resilience and scientific focus all needed for the challenges of spaceflight.

Rockström is a research professor in earth system science at University Potsdam, the director of the Potsdam Institute for Climate Impact Research, and co-founder of the Planetary Guardians. The ...

From the deep ocean floor to vast underground caverns beneath our feet, these places challenge our understanding of the world.

Beneath the Earth’s surface lies a world so extreme and isolated that it seems more like an alien planet than part of our own ...