50 Years of NASA Innovations Gave Us Easier Life

50 Years of NASA Innovations Gave Us Easier Life

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untethered-space-walk.jpgIn celebration of 50 years of NASA, take a look at 50 innovations that, thanks to space exploration, have made our lives better — everything from safer food and the light emitting diode (LED) to cleaner oceans and faster rescues of hikers and mountaineers. (Atlanta Journal-Constitution)

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