dantheclamman@lemmy.worldM to Wikipedia@lemmy.worldEnglish · 2 months agoSilurian hypothesis (thought experiment considering what fossil evidence would be left of past civilizations)en.wikipedia.orgexternal-linkmessage-square0fedilinkarrow-up124arrow-down10
arrow-up124arrow-down1external-linkSilurian hypothesis (thought experiment considering what fossil evidence would be left of past civilizations)en.wikipedia.orgdantheclamman@lemmy.worldM to Wikipedia@lemmy.worldEnglish · 2 months agomessage-square0fedilink