#paleomagnetism

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#plate-tectonics #early-earth-geology #crustal-motion #planetary-evolution #earth #magnetic-poles #reversal
OMG science
fromwww.scientificamerican.com
45 minutes ago

When did plate tectonics on Earth begin? New research finds some of the earliest clues

Magnetic evidence from ancient Western Australian crust reveals plate tectonics began at least 3.48 billion years ago, half a billion years earlier than previously documented.
fromMail Online
8 months ago

Listen to the sound of Earth's poles 'flipping' 780,000 years ago

Using paleomagnetic data from around the globe, researchers have constructed a model of the magnetic field before, during and after this historic reversal, also creating a musical piece.
Science
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