The M-class solar flare erupted from the sun on June 23, 2024. . | Credit: The solar flare triggered moderate shortwave radio blackouts across Western Europe and Africa. Such radio blackouts are ...
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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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