Magnet is low in cost and light on energy use

Techniques such as nuclear magnetic resonance require strong magnetic fields.

Credit: Sakkmesterke/SPL
Physicists have made an ultra-powerful magnet that fits in the palm of a hand 1 .

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doi: https://doi.org/10.1038/d41586-026-00851-y
Gao, C.

et al.

Sci.

Adv.

12 , eadz5826 (2026).

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