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 ...

Warnings about magnets and gadgets have been passed down like tech folklore, often without much explanation. The reality is more nuanced: some electronics are genuinely vulnerable to magnetic fields, ...

If you want a strong magnet, the obvious answer is to buy one. However, for a variety of reasons, you might want to combine several smaller magnets. There are a few ways to do this, but the Halbach ...