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Laser tech could be fashioned into Earth's 'porch light' to attract alien astronomers
- November 09, 2018
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If extraterrestrial intelligence exists somewhere in our galaxy, a new study proposes that laser technology on Earth could, in principle, be fashioned into something of a planetary porch light -- a beacon strong enough to attract attention from as far as 20,000 light years away.
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Unkown User, "Laser tech could be fashioned into Earth's 'porch light' to attract alien astronomers", MachPrinciple, November 09, 2018, https://machprinciple.com/post/Laser-tech-could-be-fashioned-into-Earth-s-porch-light-to-attract-alien-astronomers
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