Engineeringness on MSNOpinion
How do magnets really work?
Magnets can attract or repel without even touching, but how does that happen? This video explains how magnetic fields work ...
YouTube on MSN
Magnets explained in the simplest way
Magnets can attract or repel without even touching, but how do they do that? This video breaks down what magnets are and how ...
Okay, since we're on the topic, I have a slightly tangential question... How do you make one-way magnets? Or can you? I dismantled a hard drive a while back, and the two magnets inside pulled VERY ...
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