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This holiday season, there's a huge safety risk inside a tiny package. Small, high-powered magnets are making a comeback, and can be found on store shelves and retailers online. These types of magnets ...

It's not surprising that the powertrains of electric cars differ quite a bit from traditional internal-combustion engines. Although they have fewer moving parts, the rare-earth magnets that help power ...

Tiny super-strong rare-earth magnets sold as toys were banned several years ago, but now some of them are back on the market landing kids in the emergency room. The Troubleshooters have warned you ...

A CLASSIC experiment beloved of scientifically inclined children is to cover a magnet with a piece of paper and sprinkle iron filings onto the paper. This reveals the field lines that connect the ...