Podknife - Earth's Magnetic Field Initiated a Pole Flip Many Millennia before the Switch by Science, Quickly

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Earth's Magnetic Field Initiated a Pole Flip Many Millennia before the Switch

Podcast |: Science, Quickly
Publisher |: Scientific American
Media Type |: audio
Podknife tags |: Science & Medicine,; Technology
Categories Via RSS |: Science
Publication Date |: Sep 11, 2019
Episode Duration |: 00:02:47

Lava flow records and sedimentary and Antarctic ice core data show evidence of planetary magnetic field activity 20,000 years before the beginning of the last pole reversal.

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