Given my affection for M*A*S*H, I can’t think why I haven’t listened to Alan Alda’s podcasts before now, besides the fact that they look quite uninviting. There is Clear+Vivid, on the power of communication, and Science: Clear+Vivid, on the power of scientific research. As someone who used to fall asleep listening to cassettes for A-Level physics, I am not easily excited by protons, and was prepared to give the latter particularly short shrift.