Listen to the announcement of the 2011 Nobel Prize in Physics, to Saul Perlmutter, Brian Schmidt and Adam Riess, from the Royal Swedish Academy of Sciences. Following the formal announcement comes an explanation of the research, which tracked type Ia supernovae to discover that the expansion of the universe was accelerating, and a phone conversation with new Nobel laureate Brian Schmidt
Learn more about your ad choices. Visit megaphone.fm/adchoices
