Summary: Follow The Stream and join Al Jazeera’s social media community: This episode’s story: http://stream.aljazeera.com/story/201411242132-0024371 FACEBOOK: http://www.facebook.com/AJStream TWITTER: https://twitter.com/AJStream GOOGLE+: http://google.com/+TheStream **************************************************** On The Stream: How close are we in the hunt for extraterrestrial life? Thumbnail: A handout image made available 19 January 2012 by the European Southern Observatory, showing this unusual view of the Helix Nebula, located 700 light-years away. (EPA/ESO/VISTA/J. EMERSON / HANDOUT)
