Most of the time, the shape of Earth’s magnetic field is quite similar to that which would be produced by a bar magnet aligned with the planet’s rotation axis. This is what makes a magnetic compass ...
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Why you weigh less at the equator
This video explains how Earth’s rotation and shape affect gravity, leading to small differences in weight depending on where ...
Hidden mega-structures deep inside Earth may have been quietly steering our planet’s magnetic field—and rewriting what we ...
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