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

The Post looks back at some of the most audacious missions from the CIA archives which have eventually been revealed to the ...

A now declassified Central Intelligence Agency (CIA) report has recently been making headlines detailing how aliens ...

Declassified document describes terrifying encounter between military personnel and extraterrestrial beings in Ukrainian ...

According to the report, Soviet troops in Ukraine spotted a "low-flying spaceship in the shape of a saucer" during a training ...

A declassified CIA file from the Cold War era detailing a possible, chilling encounter between Soviet soldiers and a UFO has ...

Following the Soviet Union’s collapse in 1991, the CIA came into possession of a 250-page KGB dossier detailing an ...

Declassified CIA files about an alleged UFO attack on Soviet soldiers claim that during the battle the aliens turned 23 soldiers into stone. The CIA ...

Declassified CIA files reveal an extraordinary claim about a UFO encounter where aliens allegedly turned 23 Soviet soldiers into stone.

The CIA report, obtained after the collapse of the Soviet Union in 1991, includes eyewitness accounts and disturbing images, ...

On April 17, 1961, the CIA-backed Bay of Pigs invasion aiming to overthrow Fidel Castro’s Cuba government began. Poor ...