What would you do to gain a sixth sense? Some of us would submit to a minor surgical procedure where a magnet is implanted under the skin. While this isn’t the first time magnet implants have ...

Well, [EmGi] created a mighty fine magnet insertion tool that you can ... it out before printing a second one to handle the other polarity. Check out the build/demo video after the break.

that the polarity had been produced by the approach of the magnet. I now, however, brought a magnet into the shop, and presenting its south pole to the marked side—that is, to the north pole of ...

These forces are strongest at the ends of the magnets. The two ends of a magnet are known as the north pole and the south pole. If you try to put two magnets together with the same poles pointing ...

Converting a magnet to a non-magnet is called demagnetisation. Magnets are made from magnetic metals – iron, nickel and cobalt. These are the only pure metals that can be turned into a magnet.

Have you ever played with a magnet and stuck it in a sandy wash? It will pick up lots of black stuff. Some call it black sand; some might think ...