During the 1975 Apollo-Soyuz mission, to help USA/USSR relations, astronauts and cosmonauts played smuggled audio recordings of glasses clinking, laughter, and many female voices. Houston radioed to ask what’s going on. “Oh nothing,” they said. “We finished work, just having a party up here.”
The collapse of the Soviet Union directly correlated with the resurgence of Cuba’s amazing coral reef. Without Russian supplied synthetic fertilizers and ag practices, Cubans were forced to depend on organic farming. This led to less chemical runoff in the oceans.
Nikolai Pavlenko, a Soviet forger, ran a real but unauthorized construction organization in USSR. Since it was more efficient than the state ones, he was charged with undermining USSR by running an efficient organization.
There was a comic book series chronicling an alternate Superman timeline where he lands in the Soviet Union instead of the United States.
George Orwell’s use of 2+2=5 as a catchphrase of the dystopian government in his book 1984 is based on Joseph Stalin’s use of that equation in propaganda. Soviet posters declared “2 + 2 plus the enthusiasm of the workers = 5” long before Orwell wrote his novel. The USSR reached the goals of that Five Year Plan in four years, therefore meaning that the “enthusiasm of the workers” did five years worth of work in four years.
When the 1980 US hockey team was playing the USSR in a pre-Olympics exhibition, it was revealed during the game that a Soviet player had a gun under his jersey. The “player” was a KGB agent used to prevent players from defecting to the West.
During the Soviet Union, government officials made a deal with Pepsi to allow Pepsi into the Soviet Union, being the first foreign product sanctioned for sale in the Soviet Union. After the fall of the Soviet Union, Coca-Cola was favored because Pepsi was associated with the Soviet Union.
In 1975, a Soviet naval officer led a mutiny onboard a frigate with the aim of toppling the government of Brezhnev. It failed after a standoff with half of the Soviet Baltic fleet, but an article about it inspired an insurance salesman named Tom Clancy to write his book, The Hunt for Red October.
When USSR premier Nikita Khrushchev visited IBM’s Silicon Valley research facility in 1959 he showed indifference to computing technology, but he was so impressed by their buffet style cafeteria that he instructed factories across the Soviet Union to implement the self service dining concept.
In the Soviet Union you would have to take your window wipers with you when you parked your car or they would be stolen due to a shortage of auto parts.