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 ...
Since its first documented use by the Chinese centuries ago, the magnetic compass has guided countless sailors safely across the seas. Though the compass allowed for the advent of modern navigation, ...
For the first time, researchers measured the magnetic pull inside a single bacterium, turning a biological mystery into hard ...
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