'Nature is quantum from the start': Sean Carroll, many worlds, and a new theory of spacetime – Science Weekly podcast

Ian Sample speaks to the theoretical physicist Sean Carroll about his mission to demystify quantum mechanics. It won’t be easy, though, as Carroll’s favoured interpretation of this fundamental theory – the ‘many worlds’ interpretation – results in a possibly infinite number of parallel universes. Help support our independent journalism at theguardian.com/sciencepod