nuke@sh.itjust.worksM to NonCredibleDefense@sh.itjust.worksEnglish · 2 months agoLazlo says we only need 200 petajoules!sh.itjust.worksimagemessage-square36fedilinkarrow-up1346arrow-down11file-text
arrow-up1345arrow-down1imageLazlo says we only need 200 petajoules!sh.itjust.worksnuke@sh.itjust.worksM to NonCredibleDefense@sh.itjust.worksEnglish · 2 months agomessage-square36fedilinkfile-text
minus-squareComment105@lemm.eelinkfedilinkEnglisharrow-up1·2 months 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?