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Published on Jun 25, 2012
35 years ago, we received a signal from space. It came to be known as the Wow Signal. Now, we're crowd-sourcing a reply. 2011 Ms. Universe Leila Lopes lays down a challenge in her Wow! Reply. Visit thewowreply.com for more information. Chasing UFOs: New Series Premieres: http://channel.nationalgeographic.com... ➡ Subscribe: http://bit.ly/NatGeoSubscribe
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