Are vegetables intelligent? Is Pi a "normal" number? Are humans the only picky eaters? We take on your science questions, including why women generally don't go bald and how fingers can feel cold even though they're warm to the touch. Plus, we're joined by Matt Parker, the Stand Up Mathematician, who takes on your mathematical brain teasers, and explains how a simple mathematical trick can let you predict the numbers on a barcode! Like this podcast? Please help us by supporting the Naked Scientists