This week, we're getting stuck into some sizzling science! It's BBQ time, and we're going to explain the chemistry of cookery, the science of tastes and flavours and we're also going to try to cook something you wouldn't think was possible on the barbie. Plus news of the UK government's plan to battle the nation's bulge, but will it work? Why leaves on the line really is a reasonable excuse for late trains. And what happens when cats and dogs catch coronavirus? Like this podcast? Please help us by supporting the Naked Scientists