Are We Alone?
2014-09-24 23:01:31
Is there anyone out there? Or are we alone? These are the questions NASA research Tom Barclay aims to answer as he searches the universe for a habitable planet.
2014-09-24 23:01:31
Is there anyone out there? Or are we alone? These are the questions NASA research Tom Barclay aims to answer as he searches the universe for a habitable planet.