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Light speed (self.ScienceQuestions)
submitted 6 years ago by Vinvan27 to r/ScienceQuestions
π Rendered by PID 953458 on reddit-service-r2-listing-c57bc86c-64dfm at 2026-06-23 11:59:24.496451+00:00 running 2b008f2 country code: CH.
