Johns Hopkins University Professor Adam Riess, who shared the 2011 Nobel Prize in physics for uncovering evidence that the universe is expanding, will give the 2012 George Gamow Memorial Lecture at the 麻豆免费版下载 on Thursday, March 22. Free and open to the public, the talk is titled 鈥淪upernovae and the Discovery of the Accelerating Universe.鈥 The talk will be held at 7:30 p.m. in Macky Auditorium and is intended for a general audience.