How new magnets could accelerate climate action

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The motor in your vacuum cleaner and the one in your electric vehicle likely have at least one thing in common: they both rely on powerful permanent magnets to function. And the materials for those magnets could soon be in short supply.  Permanent magnets can maintain a magnetic field on their own without an electric…

https://www.technologyreview.com/2024/01/31/1087413/magnets-climate-action/