visualizing complex magnetic fields and more than two poles would take an array of sensors and likely a more powerful processor.

Bar magnets and horseshoe magnets are two of the most common shapes of magnet ... For example, bringing a north pole and a north pole together will cause the magnets to push away from each ...

The planet's magnetic North Pole, where compasses point, has been unexpectedly moving toward Russia. While shifting is not a rare occurrence, the pole is moving both faster and differently than it ...