In July 2012, NASA science writer and social media manager Adam P. Voiland enlisted the Internet in an ambitious project: to “help find an alphabet in the sky” based on photographs taken by NASA ...
It started with a plume of smoke in the shape of a ‘V’ on an image of Earth taken by one of NASA’s satellites. Soon it grew into an addictive hunt for more letters, made out of glaciers, storms, lakes ...
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