A hike through part of Chile's Atacama Desert reveals seas of sand dunes, some of the world's best stargazing spots ... further south. Tour guide Roberto Vergara shows us traces of scorpions ...

One of the darkest slices of night sky on the planet may soon be threatened by the construction of an enormous industrial complex. This megaproject, which was proposed in December by U.S. power ...

Europe's ESO astrophysics agency said Monday that a giant green energy project billed for Chile's Atacama desert—home to the world's darkest skies—will spoil its view of the stars and threaten ...