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Our Search for Extra-Terrestrials

Is there anybody out there, or are we alone in the Universe? Graihagh Jackson ponders one of the fundamental questions of humanity, from flying saucers and UFOs to why we haven't found any evidence of life beyond Earth, and what it would mean to find ET.

1 hour

Last on

Sun 5 Feb 2017 05:00

Broadcast

  • Sun 5 Feb 2017 05:00