nuke@sh.itjust.worksM to NonCredibleDefense@sh.itjust.worksEnglish · 22 days agoLazlo says we only need 200 petajoules!sh.itjust.worksimagemessage-square33fedilinkarrow-up1342arrow-down11file-text
arrow-up1341arrow-down1imageLazlo says we only need 200 petajoules!sh.itjust.worksnuke@sh.itjust.worksM to NonCredibleDefense@sh.itjust.worksEnglish · 22 days agomessage-square33fedilinkfile-text
minus-squareComment105@lemm.eelinkfedilinkEnglisharrow-up1·20 days agoCan XKCD also figure out how big a space based solar panel has to be to cast a visible shadow?
Can XKCD also figure out how big a space based solar panel has to be to cast a visible shadow?