mattotcha, 41,000 Years Ago Earth’s Shield Went Down
https://www.universetoday.com/166893/41000-years-ago-earths-shield-went-down/ #astronomy #physics #earth #MagneticShield #LaschampsExcursion
mattotcha, 41,000 Years Ago Earth’s Shield Went Down
https://www.universetoday.com/166893/41000-years-ago-earths-shield-went-down/ #astronomy #physics #earth #MagneticShield #LaschampsExcursion
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