floofloof@lemmy.ca to Space@lemmy.worldEnglish · 3 months agoHuman missions to Mars in doubt after astronaut kidney shrinkage revealedwww.yahoo.comexternal-linkmessage-square112fedilinkarrow-up1333arrow-down18
arrow-up1325arrow-down1external-linkHuman missions to Mars in doubt after astronaut kidney shrinkage revealedwww.yahoo.comfloofloof@lemmy.ca to Space@lemmy.worldEnglish · 3 months agomessage-square112fedilink
minus-squareintensely_human@lemm.eelinkfedilinkarrow-up6·3 months agoHow about eleven feet of concrete?
How about eleven feet of concrete?