schnurrito@discuss.tchncs.de to xkcd@lemmy.worldEnglish · 9 days agoxkcd #3008: Proterozoic Rocksxkcd.comexternal-linkmessage-square0fedilinkarrow-up11arrow-down10file-text
arrow-up11arrow-down1external-linkxkcd #3008: Proterozoic Rocksxkcd.comschnurrito@discuss.tchncs.de to xkcd@lemmy.worldEnglish · 9 days agomessage-square0fedilinkfile-text
These rocks are from a time before eyes, brains, and bones, pieces of a land warmed by an unseen sun. https://explainxkcd.com/3008/