An eerie sighting over Washington DC has sparked claims that alien craft are hiding in America's skies.

UFOs could be using our oceans to remain hidden from humanity, a retired US admiral has suggested, as a huge underwater ...

Interdimensional beings or alien technology? Inside the viral UFO claims shaking US politics. No matter what generation you grew up in, the conspiracy of governments hiding alien life has been a trope ...

Astronomers may have been listening for alien civilizations in only a small slice of the radio spectrum while overlooking a largely unexplored range of higher frequencies. Using archived data from the ...