home Mind-Boggling Stories What Happens When Earth’s Magnetic Poles Reverse?

What Happens When Earth’s Magnetic Poles Reverse?

Thousands of years ago, Earth’s magnetic poles flipped. What will happen the next time they reverse? Tara explains.

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Extremely rapid directional change during Matuyama-Brunhes geomagnetic polarity reversal

“We report a palaeomagnetic investigation of the last full geomagnetic field reversal, the Matuyama-Brunhes (M-B) transition, as preserved in a continuous sequence of exposed lacustrine sediments in the Apennines of Central Italy.”

Photo © Science Picture Co./Corbis

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