walnutwalrus@lemmy.world to General Discussion@lemmy.world · 1 year agoRetractable Sail Could Give Bikes A Boost Of Wind Powernewatlas.comexternal-linkmessage-square0fedilinkarrow-up116arrow-down11 cross-posted to: [email protected][email protected]
arrow-up115arrow-down1external-linkRetractable Sail Could Give Bikes A Boost Of Wind Powernewatlas.comwalnutwalrus@lemmy.world to General Discussion@lemmy.world · 1 year agomessage-square0fedilink cross-posted to: [email protected][email protected]