Kitchen folklore has long warned that sticking magnets on a refrigerator door will make the appliance work harder and waste electricity, but engineers say that story belongs with other outdated energy ...

Magnets and electromagnetism, once seen mainly as curiosities or industrial tools, now underpin a vast array of modern technologies. From MagSafe chargers and Hall effect sensors in consumer ...

Xiaomi has introduced a new portable charger in China called the Xiaomi Jinshajiang Ultra Thin Magnetic Power Bank 10000 45W.