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

In fact, throughout history there have been numerous reports of supposed alien spacecraft sightings that have turned out to ...

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

For decades, humanity has searched the universe for signs of alien life — but some scientists warn that finding it may come ...

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

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

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

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

Take a drive to the CIA’s Area 51 – a route with more UFO sightings and unexplained mysteries than anywhere else on Earth ...

During the 1960s, the United States prepared to fend off nuclear missile attacks from the Soviet Union—unaware that the gravest threat was not looming across the globe, but outside of Earth’s ...

Disclosure Day,” a tale of aliens on Earth and the coverup of their presence, starring Emily Blunt and Josh O’Connor, is a ...

In the searing Mediterranean summer, wildfires turn dangerous in minutes. Greece has learned that at a terrible cost. In 2018 ...