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Could alien signals hide in radio-bright galaxies? New study asks
Radio telescopes have long scanned quiet patches of sky for a lone, artificial-sounding ping, but a growing body of research ...
The first experience that an alien civilization might have of us may not be telecommunications – no ETs watching early The Simpsons episodes. Astronomers have found that up to 200 light-years away, ...
Recent scans of interstellar visitor 3I/ATLAS by the Green Bank Telescope show no radio signals, yet astronomers argue it is ...
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