Interplanetary travel to Mars aboard nuclear-powered spaceships may sound like science fiction – yet NASA is planning to make ...

NASA is racing to save its Swift telescope from falling back to Earth with a daring rescue mission. The salvage effort gets ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

Rebecca Budgen is a writer and multidisciplinary artist from the UK who graduated with an MA in Creative Writing and a Creative Arts BA from Aberystwyth University. Their work often explores mental ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

For decades, the question of whether life exists beyond Earth has been the domain of science fiction writers and late-night ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

Want to dive deeper into Brandon Sanderson’s science fiction books? Here are his standout novels in the genre.

Scientists now believe alien signals may have already reached Earth, and the reason we keep missing them has nothing to do ...

Father Joseph Gibino says he does not know if UFOs are real. Still, he’s open to the possibility, even though the Church has ...

Add Yahoo as a preferred source to see more of our stories on Google. The night sky looks crowded, but physics may keep distant civilizations from ever meeting or even noticing one another. (CREDIT: ...

Those pesky space aliens are at it again … or I should say, conspiracy theorists’ hopes, dreams, fantasies and wish fulfillment, along with a combination of government reluctance to give adversaries ...