This week climate records and snow in Australia. We also explain why reflections in a spoon are upside down? Would an astronaut adrift in space be fried, frozen, or both? How did the guy who invented a clock know the time? What links the ABCC11 gene and earwax? Why do only certain species look after their young? Is a vegan diet healthy for a growing child? And what are the bright silver sparkles when looking at a bright blue sky? Join Dr Chris Smith and Talk Radio 702's Azania Mosaka... Like this podcast? Please help us by supporting the Naked Scientists