Patrick Moore discusses the four faces of Mars and Chris Lintott finds out about the NASA mission Curiosity, which will look for signs of life on the planet. Show more
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Patrick Moore discusses the four faces of Mars and Chris Lintott finds out about the NASA mission Curiosity, which will look for signs of life on the planet. Show more
BBC Four reflects arts, music and culture with an ambitious range of intellectually and culturally enriching programmes, taking an expert and in-depth approach to its subjects.
