3,648 观看 · 03/17/24
Can Aliens Detect Us? with Bill Nye, Mike Massimino, and Eugene Mirman
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10/20/23
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A fan wants to how close an alien civilization would have to be to discover Earth, using the same level of technology we have here. Extraordinarily close, at least according to what guest host...
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3,648 观看 · 03/17/24
