walnutwalrus@lemmy.world to Technology@lemmy.worldEnglish · 1 year agoRetractable Sail Could Give Bikes A Boost Of Wind Powernewatlas.comexternal-linkmessage-square23fedilinkarrow-up172arrow-down119
arrow-up153arrow-down1external-linkRetractable Sail Could Give Bikes A Boost Of Wind Powernewatlas.comwalnutwalrus@lemmy.world to Technology@lemmy.worldEnglish · 1 year agomessage-square23fedilink
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