Happy Spreadsheet Day! Be they a pivot table pro or an entry-level novice, spreadsheet users worldwide have one person to thank: Dan Bricklin released the first electronic spreadsheet program on this day in 1979. The day celebrates the sophisticated grids that have reshaped businesses from accounting and engineering to project management. But data handling did not begin in the digital age. Ancient civilizations had their own ways of recording and tracking the world around them, as seen in our homepage image.
Spreadsheet Day
Today in History
More Desktop Wallpapers:
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Happy Astronomy Day!
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Bidding summer adieu
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National Napping Day
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Legacy mural in Philadelphia
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International Day of Peace
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What’s blooming in New Zealand?
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Christmas Eve
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Tokyo welcomes a futuristic new art museum
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A bite of ancient history
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All is silent for Big Ben’s musical milestone
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International Womens Day
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What s better than a smile?
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Bright and colorful peacock feathers
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Casting a vote for women s history
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Quilts as high art
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A little blue
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Happy Hobbit Day
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The first ascent
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Lighting it up for Vivid Sydney
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Bear Hole Brook, Catskill Mountains, New York
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National Park Week begins
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Art Basel Miami Beach
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China s colorful terraced pools
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Splügen Pass, Switzerland
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Teacher Appreciation Day
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Watch your step
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Happy 800th, Salisbury Cathedral
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A snuggling ball of cute
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Wildebeest on the move
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The Grand Départ: Tour de France begins