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22
Dec 2024
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Astronomers suggest shooting a laser into space to attract aliens to Earth like a “porch light”

Existing technology could be used to produce an infrared beam bright enough to be spotted by intelligent alien civilizations

Oumuamua: Asteroid that flew past Earth could have been a spacecraft sailing past us, Harvard scientists suggest

"A more exotic scenario is that 'Oumuamua' may be a fully operational probe sent intentionally to Earth vicinity by an alien civilization"

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