this post was submitted on 10 Dec 2025
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Houseplants

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Link to video where you can see it freely floating :)

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[–] mushroommunk@lemmy.today 9 points 1 week ago (2 children)

This could be done with regular magnets, no need for electricity

[–] ColeSloth@discuss.tchncs.de 3 points 6 days ago

It cannot. Not without insanely cold temps.

[–] bistdunarrisch@lemmy.world 12 points 1 week ago (1 children)

Sadly it cannot be done with just permanent magnets, then you need at least one contact point to stabilize it.

[–] mushroommunk@lemmy.today 10 points 1 week ago (1 children)

I could have sworn I've seen it done but I'm just now learning about Earnshaw's theorem. Huh. TIL

[–] bistdunarrisch@lemmy.world 6 points 1 week ago (1 children)

Nice, thanks for referencing Earnshaw’s theorem :)

[–] roscoe@lemmy.dbzer0.com 9 points 1 week ago (1 children)

In case anyone else is curious: here