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Relevant PBS Space time video. https://www.youtube.com/watch?v=vyEWLhOfLgQ https://www.youtube.com/watch?v=vyEWLhOfLgQ Apparently most of the tell tale signs o
by throwawayffffas 2y ago
Relevant PBS Space time video. https://www.youtube.com/watch?v=vyEWLhOfLgQ https://www.youtube.com/watch?v=vyEWLhOfLgQ
Apparently most of the tell tale signs of an industrial civilization would be very subtle and ambiguous (they could have other natural explanations) even if said civilization was only a few million years before ours.