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        Eruptions on the Sun Set Off "Solar Tsunamis"

        Two eruptions on the sun sent solar tsunamis sweeping across its surface. Physicist David Long reported on the tsunamis in the journal Solar Physics, and he says the waves allowed him to calculate the magnetic field of a “quiet” area on the solar surface, which is 10 times weaker than a fridge magnet.

        Science Friday Audio: Eruptions on the Sun Set Off "Solar Tsunamis"

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