Dyson spheres, a type of huge megastructure designed to capture the energy output of a star, would be a sign of an alien civilisation – if we can find one before they disappear
Več na: https://www.newscientist.com/article/2479677-alien-megastructures-would-likely-self-destruct-before-we-spot-them/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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