Watch this magnet float in mid-air!

2021-06-02

[public] 7.63M views, 561K likes, dislikes audio only

A little while ago, I made something called a YBCO superconductor. At room temperature, it doesn't do very much, and I need to cool it down with liquid nitrogen. Now when I drop a magnet on it, the magnet floats in mid-air.

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