How does a magnetic compass work? Well, it’s all down to basic physics and human ingenuity. The key component of a standard baseplate compass is its magnetized needle, which is allowed to spin freely ...
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Why the poles move around, and what it means to us
The magnetic north pole is currently located in the Arctic region, near Canada, but it is moving towards Siberia at a rate of about 55km per year. The difference between true north and magnetic north ...
If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...
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