Experts refute the authenticity of a report claiming extraterrestrial beings 'petrified' 23 soldiers in Ukraine.

A declassified Cold War-era file from the CIA has gone viral over its coverage of a supposed clash between Soviet soldiers ...

The KGB report claims Soviet soldiers fired and shot down a flying saucer, but were then killed when the aliens onboard fired ...

Chronicling nearly four decades of activity, this feature examines the rise and fall of the KGB as the Soviet Union’s core ...

A declassified CIA file claims a clash between Soviet soldiers and aliens turned 23 troops to stone. A single-page ...

A Cold War-era CIA document has resurfaced online, recounting a bizarre incident in which Soviet troops allegedly engaged ...

Declassified CIA documents describe the moment 'aliens' attacked and turned more than 20 soldiers into 'stone poles'. A top ...

Historians consider Oleg Gordievsky, the most senior Soviet spy to defect during the Cold War, one of the era’s most important informants.

Declassified CIA files reveal Cold War-era Soviet UFO incident where aliens allegedly turned soldiers into stone.

Oleg Gordievsky, a high-ranking KGB officer who spied for the West during the height of the Cold War, has died in England at the age of 86.

LONDON — Oleg Gordievsky, a Soviet KGB officer who helped change the course of the Cold War by covertly passing secrets to Britain, has died. He was 86. Gordievsky died March 4 in England ...