Add Yahoo as a preferred source to see more of our stories on Google. At the height of the Space Race, two Italian amateur radio enthusiasts claimed to have captured secret audio of cosmonauts, ...
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A Cold War-Era Russian Radio Transmitter Just Broadcast a New Encrypted Message, No One’s Been Able to Decipher
A mysterious shortwave radio signal that has puzzled intelligence agencies and amateur radio enthusiasts for decades has once again broadcast a new coded message—one that experts and hobbyists alike ...
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