floofloof@lemmy.ca to Space@lemmy.worldEnglish · 21 days agoHuman missions to Mars in doubt after astronaut kidney shrinkage revealedwww.yahoo.comexternal-linkmessage-square113fedilinkarrow-up1334arrow-down18cross-posted to: space@lemmy.mlfurry_scientists@pawb.social
arrow-up1326arrow-down1external-linkHuman missions to Mars in doubt after astronaut kidney shrinkage revealedwww.yahoo.comfloofloof@lemmy.ca to Space@lemmy.worldEnglish · 21 days agomessage-square113fedilinkcross-posted to: space@lemmy.mlfurry_scientists@pawb.social
minus-squareintensely_human@lemm.eelinkfedilinkarrow-up6·20 days agoHow about eleven feet of concrete?
How about eleven feet of concrete?