Today is World Meteorology Day, so we’re high up in the atmosphere, above the clouds, for a satellite view of fallstreak holes. These gaps in the clouds are sometimes called hole-punch clouds. The holes form when supercooled water droplets suddenly freeze—often when a plane flies through the cloud—and then fall, leaving an opening in the formation. Scientists are still gaining new insights on how fallstreak holes form and behave.
What happened to these clouds?
Today in History
More Desktop Wallpapers:
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Join us in celebrating World Water Day
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Speed skaters in the Gangneung Oval, Pyeongchang, South Korea
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A bohemian feline
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Lavender fields on the Valensole Plateau in Provence, France
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In praise of the pipes
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Dusky eagle-owls, Pakistan
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The Children’s Cultural Festival in Reykjavik begins today
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Kochelsee in Bavaria
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Frost-covered dunes on Mars
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Groundhog Day
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Grand Staircase-Escalante National Monument, Utah
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Spot on for International Cat Day
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Three Natural Bridges, Wulong Karst, China
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Icelandic horses, Iceland
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Bangkok, Thailand
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Mount Rainier National Park
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Mack Arch Rock
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‘Ciao’ from Varenna
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Seventeen arches at sunset
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AAPI Heritage Month & Lei Day
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April Fools Day
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A tower of remembrance
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In search of a ‘great’ pumpkin
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Autumn in Piedmont
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It’s Penguin Awareness Day
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Friendship Day in the City of Brotherly Love
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A crush in Lavaux
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Steyr River, Austria
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Sanxiantai Dragon Bridge in Taitung, Taiwan
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Take the stairs
Bing Wallpaper Gallery

