At some point, you've probably heard the stern warning: Never put magnets near your electronics! It's advice so ingrained in tech culture that it feels like a law of physics. But is it true? Was it ...

Permanent magnets aren’t typically switchable. They’re always doing their magnet thing. However, if you align them with a bunch of other magnets in just the right way, you can create a permanent ...

For such a small task, putting on a necklace or bracelet by yourself takes an immense level of coordination. You have to be able to grasp the tiny clasp, reach behind you and find the ring to fasten ...