Where do Melons Get their Water?

25 February 2011
Presented by Chris Smith, Redi Tlhabi


How do melons concentrate water in their flesh? Why do some hairs grow longer than others? What's the advantage of African curly hair? Does the DNA of a donated organ displace that of the recipient? What are sunspots? Join Dr Chris for another mind-stretching mental work out solving your scientific problems as well as news of how mamalian hearts can regenerate themselves, and a new lasrer technique to spot melanoma...


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