Around 550 million years ago the earth's magnetic field almost collapsed, but then strengthened a few million years later. Scientists say this may have been due to the formation of the inner core. But why exactly would that cause the magnetic field to get stronger? Submitted by somethingX t3_122dugg on March 26, 2023 at 6:54 AM in askscience 73 comments 3,164
[deleted] t1_jdrt2bb wrote on March 26, 2023 at 6:11 PM [removed] Permalink −3− Kantrh t1_jdrw2f2 wrote on March 26, 2023 at 6:32 PM No it wouldn't make sense. Theia happened 4.5 billion years ago making the whole planet molten Permalink Parent 13 [deleted] t1_jdruwba wrote on March 26, 2023 at 6:24 PM [removed] Permalink Parent 1
Kantrh t1_jdrw2f2 wrote on March 26, 2023 at 6:32 PM No it wouldn't make sense. Theia happened 4.5 billion years ago making the whole planet molten Permalink Parent 13
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