Richard Dawkins has been forced to defend controversial comments he made online after saying the last time Muslims contributed something worthwhile was during the Middle Ages. Prof Dawkins, the bestselling author of The God Delusion, wrote on Twitter that all the world's Muslims had won fewer Nobel Prizes than Trinity College, Cambridge. He went on to argue that although Muslims were responsible for many achievements during the Dark Ages, including alchemy and algebra, their contribution since then was questionable. His comments sparked outrage from many high-profile writers and journalists including author Caitlin Moran and Channel 4 News Economics Editor Faisal...