Derrick@sh.itjust.works to Technology@lemmy.worldEnglish · 3 days agoStratospheric airship flew from US to Japan and backarstechnica.comexternal-linkmessage-square8linkfedilinkarrow-up1127arrow-down12file-text
arrow-up1125arrow-down1external-linkStratospheric airship flew from US to Japan and backarstechnica.comDerrick@sh.itjust.works to Technology@lemmy.worldEnglish · 3 days agomessage-square8linkfedilinkfile-text
It seems with an unmanned airship they should be using hydrogen for the ~8% increased payload capacity.
minus-squaredreamkeeper@lemmy.worldlinkfedilinkEnglisharrow-up5·2 days agoHelium is not extracted from the air
Helium is not extracted from the air