FOX NEWS: Earth's magnetic field is a ruthless, solar-wind-shredding machine - My News

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FOX NEWS: Earth's magnetic field is a ruthless, solar-wind-shredding machine

FOX NEWS: Earth's magnetic field is a ruthless, solar-wind-shredding machine

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Earth's magnetic field is a ruthless, solar-wind-shredding machine



As Earth cruises through the black sea of space at about 67,000 mph (108,000 km/h), the planet's magnetic field pushes aside solar wind — the constant stream of plasma particles ejected by the sun — the same way the bow of a speeding motorboat pushes aside water. Scientists call this phenomenon "bow shock" because of its similarity to a ship surging through stubborn waves.

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