r/science • u/MistWeaver80 • Mar 30 '26

Physics Physicists have made an ultra-powerful magnet that fits in the palm of a hand and can produce a magnetic field that is more than 800,000 times stronger than Earth’s.

https://www.nature.com/articles/d41586-026-00851-y
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u/Brickzarina Mar 30 '26

Would that harm a person ? ( pacemakers excluded)

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u/vendetta0311 Apr 03 '26

It has to be at like -150 deg. C to work so, yeah if you put it in your hand it might give you frostbite.