walnutwalrus@lemmy.world to General Discussion@lemmy.world · 1 year agoRetractable Sail Could Give Bikes A Boost Of Wind Powernewatlas.comexternal-linkmessage-square0fedilinkarrow-up116 cross-posted to: technology@lemmy.worldbicycling@lemmy.world
arrow-up116external-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: technology@lemmy.worldbicycling@lemmy.world