We celebrate the 45th anniversary of the Apollo 11 mission by asking, should we return to the moon? We discover what scientific knowledge is still to be gained by going back, what robot missions are being planned as part of the Google Lunar X prize, and do commercial companies hold the key to funding research? Plus, in the news, the electronic lables that can be printed by inkjet, the genes which control how good you are at Maths, and can elephants cry? Like this podcast? Please help us by
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