Somewhere lurking in the universe, most physicists agree, are minuscule magnets with just one pole — a north or a south, but not both. Scientists haven’t spotted any yet, but a new experiment offers ...

Something massive is happening beneath your feet right now, and most people have absolutely no idea. Earth's magnetic field, ...

Like most planets in our solar system, the Earth has its own magnetic field. Thanks to its largely molten iron core, our planet is in fact a bit like a bar magnet. It has a north and south magnetic ...

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There is wide consensus among climate scientists that the Earth is warming and that humans directly contributed to this change by burning fossil fuels. Pole reversals have occurred several times in ...