Ian Woolf reports on Cute Science, Beard beer, Alpha Centauri B's planet and HIV milk - with comments from Julie-Anne Popple and Arwen Cross. Julie-Anne Popple talks to Chris Reid, a biologist from the University of Sydney, about the memory of slime moulds. Presented by Julie-Anne Popple, Produced by Ian Woolf Support Diffusion by making a contribution Support Diffusion by buying through affiliate links