A 'jellyfish' UFO crowned by shifting coloured lights hovered above a Russian city for an hour before disappearing in the 1980s. The strange case is among a newly shared bundle of Soviet-era documents ...

This is just one of many stories found amongst Soviet-era files that have been recently released to the public.

Newly published documents detail investigations into strange aerial phenomena, including several close encounters ...

Stolen Soviet files released by George Knapp reveal a massive cover-up of UFO encounters, giant aliens, and abductions ...

Vivid images of glowing "red jellyfish" in the sky above storm clouds have ignited a flurry of online speculation, with some social media users even suggesting extraterrestrial involvement. The ...

Soviet-era UFO files released by journalist George Knapp detail Cold War sightings, including a 'jellyfish-shaped' craft, ...