Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

A forgotten science-fiction miniseries from 2015 adapted one of Arthur C. Clarke's very best books in just three episodes.

Canadian astronaut Jeremy Hansen is leaving the Canadian Space Agency following his historic Artemis II lunar mission, the ...

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

Starfleet encounters​​​. Whether it's the warlike Klingons, the logic-seeking Vulcans, or the alluring Orions, the Star Trek ...

A Catholic nun made a startling assertion about UFOs, cautioning that purported alien encounters are in fact a menacing ...

A traditionalist Catholic nun has claimed that UFO sightings are really encounters with 'fallen angels', aligning with ...

Discover this week's must-see night sky events, moon phases, and stunning astrophotos. Sign up for our skywatching newsletter ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

The brilliance of an action flick is that they provide a high-octane adrenaline rush from the comfort of your own couch. You ...

From "Independence Day" to "Invasion of the Body Snatchers", movies and TV shows are packed with advice for anyone aspiring ...