In 1966 after failing for 3 years…

In 1966 after failing for 3 years to extinguish a gas well fire Soviet authorities decided to use a 30kt atomic bomb. It was detonated at a depth of 1,500m, crushing the well and extinguishing the flames in seconds. Following this success the same technique was use on 4 other well fires. This was carried out as part of the government’s amusingly named “Nuclear Explosions for the National Economy” program.

The Soviets bugged US Embassy and Consulate…

The Soviets bugged US Embassy and Consulate typewriters with one of the world’s first keyloggers. It was a long bit of circuitry inside a supporting bar in the typewriter, capturing text by measuring magnetic disturbance as the print head moved. This was sent by radio bursts to the Soviets.