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"Legendary astronaut (and active Twitter user) Buzz Aldrin today delivered the first keynote at Campus Party Brasil, which TNW is attending in S\u00E3o Paulo all week.\u00A0While the crowd was ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/2013/01/29/buzz-aldrin-remembers-the-moons-magnificent-desolation-as-he-calls-for-missions-to-mars/>