Explore the dramatic rock formations of Valle de la Luna in the Atacama Desert, Chile—an alien landscape that earned its lunar name.

Scientists discover underwater mountain ranges, golden towers of coral, and never-before-seen sea creatures.

These titles are synonymous with the term "masterpiece." These science fiction classics not only influenced the entire genre, but they also reminded audiences of the stories that could be told under ...

A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s commitment to kickstarting the release of government files on flying saucers. But ...