Ep. 442: Destroy and Rebuild Pt. 6: Magnetic Pole Reversal
365 Days of Astronomy - Weekly Edition - En podcast av Fraser Cain & Dr. Pamela L. Gay - Måndagar
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If we look back into the geologic record of the Earth, it appears that our planet’s magnetic field flips polarity every few hundred thousand years or so. Why does this happen? When’s it supposed to happen next? Is it dangerous?
