You bought a stack of super-strong magnets. You took off one magnet to test it out, then, satisfied, tried to put it back on the stack. Instead, you sent a plastic divider flying across the room and ...

Tiny super-strong magnets sold as toys were banned several years ago, but now some of them are back on the market. That's putting kids in the emergency room. Children swallow the powerful magnets ...

There's a magnet in a secure room in central Tokyo. It's an electromagnet, the kind that generates a magnetic field when electrical current flows through it. The last time the scientists who operate ...