Most people are familiar with NASA's quintessential photograph of Earth -- semi-transparent white clouds sweeping over beige and green swaths of land surrounded by dark blue water.
While that picture's mesmerizing, a photo has emerged showing the planet in even more color and detail, and according to some, it could be among the highest-resolution single pictures ever taken of Earth. It was shot by Russian scientists aboard their weather satellite, the Elektro-L (to download the photo and see a zoomable image
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