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Eco-photos of the week: July 17-23

By: Catie Leary on July 21, 2011, 4:45 p.m.
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NASA Visualization Explorer

Schoolchildren test NASA's new Visualization Explorer App on an iPad at the Goddard Space Flight Center in Greenbelt, M.D.

The app, which will let users tap into NASA's cutting-edge research, will be available for download starting July 26.