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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Hemakuta Hill, Hampi, India
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Blue walls of Chefchaouen, Morocco
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Step into the dark
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Martin Luther King Jr. Day
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Satellite image of sand and seaweed in the Bahamas
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Handmade gnomes at a Christmas market
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National Park Week begins
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Winnie-the-Pooh Day
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National Lighthouse Day
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Green is the new black
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Bandon Beach in Bandon, Oregon
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Wedded Rocks, Japan
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A silent witness to history
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Day of the Dead
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A day to take a moment
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The rainbow connection
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Channel Country, Australia
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Birds and bees, and why they re so important
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International Cheetah Day
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International Tiger Day
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World Laughter Day—it s a hoot
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‘Hello’ from zero degrees longitude
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Flower of Life symbol drawn in snow
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Four Sisters, thousands of trees
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One giant leap for penguins
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Cable car station, Graubünden, Switzerland
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Sanday Island and the North Sea, Scotland
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Happy International Day of Forests!
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Isla del Pescado on the Salar de Uyuni in Bolivia
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Pi Day
Bing Wallpaper Gallery

