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Check Out NASA's New Spacewalk Documentary

Few human feats are as impressive—visually, technologically, existentially—as the spacewalk. Officially known as “extravehicular activity,” or EVA, the act of venturing beyond the confines of a spacecraft in low Earth orbit turned 50 this year. To celebrate, NASA just released this documentary about the history of the… » 6/01/15 11:20am 6/01/15 11:20am