Do you ever question the nature of your reality? Are you real? Or are you a product of some complex computer simulation? What ...

Scientists have proposed that advanced alien civilizations could build a Dyson sphere around a black hole instead of a star.

Claims Trump is 'taking over' Venezuela and Greenland have spread online, but analysts say the rhetoric reflects strategic ...

The past 12 months have read like a science-fiction novel, with thousands of UFOs swarming over the US East Coast, an interstellar visitor invading our solar system, and the potential discovery of ...