The mechanics of the northern lights are still not fully understood, as there are multiple influences and atmospheric conditions that create these photogenic ripples of colored light in the sky. Scientists agree that solar winds—big pulses of energy from our sun—interfere with the Earth’s magnetic fields, especially at the polar regions. The result is a ghostly light show in the sky—like the one in our photo today, captured in Norway.
When science looks like magic
Today in History
More Desktop Wallpapers:
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Yosemite National Park, California
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It s World Poetry Day
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Stop and see the flowers
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Ravens
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Why, aloe there
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National Take the Stairs Day
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International Zebra Day
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Class, please take out a No. 2 pencil…
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Whatever floats your boat
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National Napping Day
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Did they forget to fly south?
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Summer huts in winter
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International Women s Day
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Penn Station
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Celebrating the UN’s International Day of Families
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Let s crack the code
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Spreadsheet Day
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Siblings Day
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Does it swim in slow motion too?
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Combating extinction with citizen science
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A yearly sign that spring has sprung
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Pretty in pink, and purple, and red…
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Totally Thames Festival, London
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Even nature needs a backup plan…
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The island fox’s incredible comeback
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Dolomites
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Forward-thinking women of history
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Finnish Independence Day
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A day for the oceans
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Lunar eclipse
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