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Earth's Flipping Magnetic Field Heard as Sound Is an Unnerving HorrorEarth's magnetic field dramatically flipped a little more than 40,000 years ago. We can now experience this epic upheaval, ...
A perfectly preserved ancient tree fossil offered scientists an unprecedented view into a moment 42,000 years ago when the Earth’s magnetic field went haywire. The compelling 2021 study tells the ...
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