We Just Don't Know

May 05, 2008 on BBC FOUR at 10:00 PM


Celebrating the 666th edition of The Sky At Night. Patrick talks to cosmologists about what we know of the Universe, and what we 'just don't know'.

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The Sun Revealed
Season 2008 Episode 4

Apr 07, 2008

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Battle of the Giants
Season 2008 Episode 6

Jun 02, 2008