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Satellite Swarm Spots North Pole Drift

• arclein
The North Pole is moving. Not the geographic axis around which Earth spins, of course, but rather its magnetic pole, the north end of which is slowly but steadily wandering across the Arctic Ocean toward Siberia. Scientists have known about our planet's shifting magnetic field for a long time, since at least 1904 — and today we now have a "Swarm" of satellites investigating its many inconsistencies from orbit.

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