A planet with one side permanently roasting and the other frozen in endless darkness might still have a chance of supporting life. Researchers found that heat inside a tidally locked exoplanet could ...

Get the latest federal technology news delivered to your inbox. You might think this column is about UFOs and the Pentagon's ...

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

"Eventually, our own Voyager spacecraft will be extraterrestrial artifacts in other stellar systems." ...

Toy Story 5' has achieved sustained success because the movie is culturally relevant, but the themes of 'Disclosure Day' feel ...

Just months after 9/11, strange messages started appearing across U.S. military computers: “Your security system is crap.” ...

The pilots dubbed the fireballs “foo fighters” but had no idea what they were. Plasma? Enemy tech? Aliens? We still haven’t ...

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

New UFO files have been released by the Trump administration that include several vivid descriptions of mysterious sightings ...

The Great Filter theory suggests advanced civilisations may self-destruct before contacting others, explaining the universe's ...

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.