Earth, seen in 1990 as a “pale blue dot” from Voyager 1, about 3.7 billion miles away. Listen to the Boston Public Radio interview with a Voyager scientist: http://ow.ly/dIZ7F
Hurricane Isaac as seen from space. (Video.)
A “space tornado” nebula. Part of a series of newly released images from NASA’s Spitzer Space Telescope. (Story.)
Where science becomes art: ocean wind currents look like a Van Gogh. (Story.)
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