Overview: Mark Kermode meets Dark Knight director Christopher Nolan to talk about his take on the caped crusader. Blur are back and Damon Albarn and Graham Coxon talk about their new songs and how they feel about headlining at Hyde Park - the closing ceremony for the Olympics. Mat Fraser explores our desire to be Superhuman with a new exhibition at The Wellcome Institute. And, no strings attached - why puppets are back in a very big way.