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Andy Crane is joined by Dr Karl for the first science phone in of 2013. He tackles issues from password protecting computers, to why chickens lay different coloured eggs and where are all the transitional fossils?
By BBC Radio 5 Live4.5
107107 ratings
Andy Crane is joined by Dr Karl for the first science phone in of 2013. He tackles issues from password protecting computers, to why chickens lay different coloured eggs and where are all the transitional fossils?

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