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Yet more evidence that we cannot be so sure that there were no civilizations before our own. <https://www.youtube.com/watch?v=lASPp9stEYA https://www.youtube.co
by TMWNN 4y ago
Yet more evidence that we cannot be so sure that there were no civilizations before our own. <https://www.youtube.com/watch?v=lASPp9stEYA https://www.youtube.com/watch?v=lASPp9stEYA>
- dogma1138 4y agoYou’ll need to define civilization first, if you are talking about a global industrial civilization then the likelihood of that is about zero especially in the time frame of 1-5m years.