Ancient Greece is on the naked scientists' menu this week as we travel back in time to 1200 BC to discover how modern science and a 3000 year old poem have solved an ancient riddle. A team of classicists, geologists and archaeologists claim to have found the island of Ithaca, home of the legendary Greek hero Odysseus. Digging further into the past we also hear how geophysics can help archaeologists to see what lies buried underground but without having to lift a trowel. We also learn how dormant brain stem cells can be brought back to life, why it's not just size that is important when it... Like this podcast? Please help us by supporting the Naked Scientists)