walnutwalrus@lemmy.world to Technology@lemmy.worldEnglish · 1 year agoRetractable Sail Could Give Bikes A Boost Of Wind Powernewatlas.comexternal-linkmessage-square18fedilinkarrow-up162arrow-down118cross-posted to: general@lemmy.worldfreeforum@exploding-heads.com
arrow-up144arrow-down1external-linkRetractable Sail Could Give Bikes A Boost Of Wind Powernewatlas.comwalnutwalrus@lemmy.world to Technology@lemmy.worldEnglish · 1 year agomessage-square18fedilinkcross-posted to: general@lemmy.worldfreeforum@exploding-heads.com
minus-squaredoppelgangmember@lemmy.worldlinkfedilinkEnglisharrow-up8·1 year ago1950: We’ll have hoverboards in 50 years at this rate! 2023: We put a windsail on a bike!
1950: We’ll have hoverboards in 50 years at this rate!
2023: We put a windsail on a bike!