Damping vibrations is crucial for precision experiments, for example in astronomy. A new invention uses a special kind of magnets to achieve this -- electropermanent magnets. They consist of a ...
Federal safety regulators have warned consumers to stop using high-powered magnetic-ball toy sets that have been linked to seven deaths and hundreds of injuries. The Consumer Product Safety Commission ...
Thousands of magnetic toy balls sold on Amazon have been recalled because they can become deadly for children. About 9,350 of the GLMZZ fidget magnet ball toys were sold from February 2025 to October ...
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