In 1988, a recently retired U.S. Air Force Office of Special Investigations (OSI) Agent claimed on live television that the government was working with aliens at a secret base in the Nevada ...

A legendary UFO expert has issued a chilling warning: aliens aren't just watching - they're killing. Secret government files ...

WATCH MORE: New book details U.S. government’s UFO investigations and search for ... Math, citizen science and the scientific method are all tools researchers use to investigate evidence of ...

A UFO slammed into a US fighter jet over Arizona , cracking the canopy protecting the pilot, and forcing the $63 million ...

So we all sat down for Swedish Fika and they told us that they're a UFO investigation group and if you see something ... We ...

Long before Roswell or modern sightings, hundreds of people in Sweden reported seeing a fleet of strange objects flying ...

It comes amid a fresh uptick in the number of strange flying objects being sighted over the southern US border state of ...

DRIVING through the night on a remote mountain road, Barney and Betty Hill got the fright of their lives as a bright light in ...

SCIENTISTS are studying a mysterious “UFO orb” which landed in Colombia and is said to be “alien”. Boffins released X-ray images of the mind-boggling sphere, after ...

The quirks of light moving through gas are the cause of stellar twinkling, which can be a bane—and sometimes a boon—for astronomers ...