For decades, Mars was considered our best hope for finding life beyond Earth. But today, icy moons like Europa and Enceladus may be even more promising. Beneath their frozen surfaces lie vast oceans ...

In the eastern Utah desert, carbon-dioxide-saturated water bubbles, sprays and foams from the ground. These cold-water ...

Scientists have found groundwater dating back 1.2 billion years in the Moab Khotsong gold and uranium mine, located in South ...