Jordan Flowers claims Russia and China may be reverse-engineering alien technology, raising national security concerns.

A striking optical illusion resembling a floating city or alien spacecraft was captured on camera above the countryside in ...

The China National Space Administration's 'Reusable Experimental Spacecraft' has been spotted releasing an unidentified object into orbit above Earth.

In 1988, the Soviet Union launched two of its most ambitious spacecraft ever built not toward Mars itself, but toward one of ...

A covert Chinese space plane has quietly released a new UFO-like object into orbit, according to US tracking data, fuelling ...

Watch a playful, imaginative adventure as adorable kittens attempt a fun escape from an alien-themed cosmic scenario.

For every "Alien" or "Event Horizon," there are dozens of lesser-known space horror movies that deserve much more love and ...

During the 1960s, the United States prepared to fend off nuclear missile attacks from the Soviet Union—unaware that the ...

NASA works with scientists worldwide to advance our understanding of what hazards are in our solar system and how we can mitigate the risks.

Emily Blunt and Josh O'Connor race around the Midwest trying to expose UFOs in a hectic adventure that lacks intelligent life.

Disclosure Day,” a tale of aliens on Earth and the coverup of their presence, starring Emily Blunt and Josh O’Connor, is a catalogue of Steven Spielberg’s obsessions, and a deeply personal vision.

Space jellyfish to people in Florida is like the Northern Lights to the general population: One of nature's light shows that ...