Professor Brian Cox joins Chris and Alex on the day the Beagle 2 Mars probe was finally found on the surface of the red planet, and Lucy Siegle meets the scientists who have safeguarded the world's chocolate supply! Show less
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Professor Brian Cox joins Chris and Alex on the day the Beagle 2 Mars probe was finally found on the surface of the red planet, and Lucy Siegle meets the scientists who have safeguarded the world's chocolate supply! Show less