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Day: January 23, 2020

magnetic field

New Research On Ancient Australian Crystal Could Tell Us More About Earth’s First Magnetic Field

The magnetic field is one of Earth’s greatest forces and biggest protector. It shields us from speeding extraterrestrial objects and eases radiation from solar flares. Without the magnetic field, life as we know it would cease to exist. New research found on ancient Australian crystal, zircon, can tell us more about Earth’s magnetic field. Could …

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