Will humanity detect evidence of an extraterrestrial intelligence before the year 2100?
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1kṀ8062100
28%
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Applies only to the detection of technosignatures that would be emitted by an extraterrestrial civilization anywhere within the Local Group, however defined.
This question is managed and resolved by Manifold.
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@StevenK Good point, I’ll extend it out to the Local Group. Any further out then that, they probably would have to be at least a strong Type 2 or Type 3 on the Kardashev scale, which should have been spotted a long time ago…
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