Magnets can pull objects closer or push them away without even touching. This video explains why magnets attract and repel, and how magnetic poles and fields make this possible. A simple and clear ...

Cutting a bar magnet in half won't get rid of its poles. It'll just produce two magnets, each with a north pole that will be attracted to the other magnet's south pole, and vice versa. It's this ...

Magnets, how do they work? Although the quantum mechanics behind ferromagnetism are by no means easy, a few simple experiments can give you a good grasp of how magnets attract and repel each other, ...

Magnets, how do they work? Although the quantum mechanics behind ferromagnetism are by no means easy, a few simple experiments can give you a good grasp of how magnets attract and repel each other, ...

Magnets can move metal objects without even making contact—but how do they do that? In this video, you’ll learn how magnetic fields are formed, how poles attract and repel, and where we see this ...

FOR the claim that is sometimes made that the magnet was first known to the Chinese, Dr. Kramer finds no support, but after examining the works of Aristotle and others, he comes to the conclusion that ...