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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World Space Week
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Infant Sumatran orangutan, Indonesia
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Jackie Robinson Day
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Royal Alcázar of Seville, Spain
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Struck by Southwestern beauty
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Bridge of Hillsborough County
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Time to count some birds
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Crescent Lake near Dunhuang, China
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Glacier cave in Iceland
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International Day for the Conservation of the Mangrove Ecosystem
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Festivus
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Aerial view of the Colorado River Delta in Mexico
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Point Reyes National Seashore in California
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From the mind of Frank Gehry
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Thomas Jefferson Memorial, Washington, DC
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Space is for everyone
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Let’s have a ball
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Maloja, Switzerland
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The Millennium at 20
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The fantastic winter fox
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Holi festival
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Leap day
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A day for our oceans
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National Hispanic Heritage Month
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Limpets at low tide on the coast of Praia da Ursa, Portugal
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International Day for Biosphere Reserves
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Great hornbill, Thailand
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Paradise, found
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Lei Day
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Upper Geyser Basin, Yellowstone National Park
Bing Wallpaper Gallery

