Posts Tagged: ‘magnets’

Science doesn’t really have a complete explanation yet for how magnets work, in the same way that scientists don’t really understand gravity. But here is a very good explanation of what we do know about magnetism, explained in layman’s terms: He very briefly mentions iron’s electrons all “spinning in the same direction,” as a way [...]

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It’s been an odd week here at HowStuffWorks.com. We’re preparing for the <a href="http://tlc.howstuffworks.com/family/thanksgiving.htm" target="_blank">Thanksgiving holiday</a> next week. So far, the TechStuff crew has painstakingly determined how turkeys work, whether cranberry sauce makes a good cooling system for your PC and how much pie Chris can eat before he says he’s not feeling well (it’s more than you’d think!). We’re also creeping toward that magical time of year when Chris and I have to revisit the predictions we made for 2010 and consider what technological advancements we’ll see next year. But before we open that can of worms, we have a few other episodes to talk about.

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You Asked:

What is the working principle of a DC motor? — Sireesha, Tirupathi, India

Marshall Brain Answers…

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