Meissner Effect

Floating things are cool. The whole force-at-a-distance always seems like magic.

So either consider this video a demonstration of how the magnetic eddy currents of a supercooled superconductor resist decay allowing flux pinning at sites of impurity in the structure of the superconductor...

...or it's magic.

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Previous related Wohba links:
Real Levitation
Hutchison Effect
Fun With Liquid Nitrogen
Zero Gravity Research