This show was originally broadcast on January 26th 2009: John August explains the causes of cancer, Amy Bullen explores dust, Jaqui Hayes, Monica Sharma, Derek Muller and Ian Woolf discuss super-tasters. News by Ian Woolf - generate power from water flowing in buildings - the cloak of invisibility is now tunable Presented and produced by Ian Woolf Support Diffusion by making a contribution Support Diffusion by buying through affiliate links Join Shopback for discounts all over the web - they pay me $5 AND YOU GET PAID $5! bitcoin: 1AEnJC8r9apyXb2N31P1ScYJZUhqkYWdU2 ether: 0x45d2cd591ff7865af248a09dc908aec261168395