When the lights go down, the universe puts on a show. International Dark Sky Week, celebrated each April, invites everyone to rediscover the night and learn why darkness is worth protecting. Launched in 2003, the week highlights how excessive artificial light affects wildlife, human health, energy use and our ability to see the stars. Fewer lights don"t mean less safety—smart, well-designed lighting can do both.
International Dark Sky Week
Today in History
More Desktop Wallpapers:
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World Childrens Day
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Happy Holi!
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A young bull moose, Denali National Park, Alaska, United States
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Urban planning never stops
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‘The hills have a power to soothe and heal which is their very own.’
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See-through cephalopod
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The ‘Old Bridge,’ reborn
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40 years of recovery
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Ever seen garlic bloom?
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Bernina Pass, Graubünden, Switzerland
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Point Reyes National Seashore, California, USA
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Past below, future ahead
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Ancient town of Sorano, Tuscany, Italy
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World Turtle Day
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Oloupena Falls, island of Molokai, Hawaii, United States
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Maasai giraffes in Amboseli National Park, Kenya
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Her legend and mystery endure
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Superbloom in Carrizo Plain National Monument, California, United States
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Thanksgiving Day
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Fibonacci Day
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Birch trees, Drammen, Norway
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Palace of Westminster, London, England
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Northern hawk-owl
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The healing powers of wastewater
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A temple to treasure
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Emerald Bay and Fannette Island, Lake Tahoe, California, United States
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Kings Mountain, Chugach Mountains, Alaska, United States
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Happy Thanksgiving!
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A shiver of sharks on the hunt
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International Day for Biological Diversity
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