Many American adults experience weekly nightmares and claim to have been abducted by an “alien.” ...

The season 2 premiere of Avatar: The Last Airbender has the gang heading to Ba Sing Se with a ticking clock in the form of a comet that could end the war before Aang is ready.

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

In the second season of “Sugar,” Colin Farrell’s character has to deal with life alone. At the end of the first season, it ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

There's a scene toward the end of "Supergirl" that perfectly encapsulates how tonally inept it is. After what feels like an ...

Are aliens real? Was Fox Mulder right all along? We examine the prediction markets to gauge if the U.S. government will confirm that aliens exist before January 2029. The prediction market on a U.S.

Amaze! Follow Grace and Rocky's journey from your couch.

The James Webb Telescope detected a gas on a distant planet that, on Earth, only life produces—evidence we may not be alone ...