Image via WikipediaScience Weekly podcast: A satellite image of our universe and string theory untangled | Science | guardian.co.uk: "Hiranya Peiris, a cosmologist at University College London, tells us about her work on the cosmic microwave background using Esa's Planck observatory. We discuss the beautiful image of our universe revealed to the world last week and what the 'splotches' mean.
One of the world's leading scientists dropped into London last week to pick up the 2010 Issac Newton medal of the Institute of Physics. Edward Witten investigates superstring theory and supersymmetric quantum field theories at the Institute for Advanced Study in Princeton, New Jersey. He bravely tries to untangle string theory and megaverses in terms the Science Weekly team can understand."