Just In Time. In a special 10th birthday episode of the Jodcast, Professor John Seiradakis talks to us about the Antikythera Mechanism [18:21 - 47:22], Dr. Jean-Francois Robitaille describes the intricacies involved with measuring galactic magnetic fields [3:14-18:12], and your astronomical questions are answered by Dr. Joe Zuntz in Ask an Astronomer [68:12 - 76:52].