3 ms·
It's easy enough to build a hoverboard with spinning magnets over copper plate: https://www.youtube.com/watch?v=HSheVhmcYLA https://www.youtube.com/watch?v=HShe
by sbierwagen 3y ago
It's easy enough to build a hoverboard with spinning magnets over copper plate: https://www.youtube.com/watch?v=HSheVhmcYLA https://www.youtube.com/watch?v=HSheVhmcYLA
As you can see, it's not actually that fun to ride. It hovers in every direction, like standing on an ice cube. The reason ice skates and roller blades work is they have low friction only along one dimension, so you can still apply force to the ground along the normal vector.
- thebradbain 3y agoLexus appears to have done something like that using superconductors – https://www.youtube.com/watch?v=vhCcC2smGMI https://www.youtube.com/watch?v=vhCcC2smGMI https://discoverlexus.com/stories/journeys-beyond-the-road/ https://discoverlexus.com/stories/journeys-beyond-the-road/
- zachmu 3y agoI forgot all about the hendo hoverboard scam. Thinking of the 11 rubes who paid $10k each for their own uncontrollable hoverboards that only work over conductive surfaces. https://www.kickstarter.com/projects/142464853/hendo-hoverboards-worlds-first-real-hoverboard/rewards https://www.kickstarter.com/projects/142464853/hendo-hoverbo...