Bringing music to our ears this week is Hugh Hunt who discusses the science of sound, how harmonics work and how to play music in a tea cup, Jez Wells describes the frontiers of music technology including recreating the sounds of a long lost cathedral, the secrets behind making a floboe, an instrument that is half oboe and half flute, and how to revive the sound of a castrati, a man with the voice of a choirboy. To compensate for the castratis lost manhood, Bob and Chelsea look at cutting edge uses for testosterone in Science Update and Anna Lacey makes music with a long pink tube in Kitchen... Like this podcast? Please help us by supporting the Naked Scientists