University of Southern California professor Arieh Warshel talks on the phone to Israeli President Shimon Peres after hearing he won the Nobel chemistry prize in Los Angeles

University of Southern California professor Arieh Warshel (C) talks on the phone to Israeli President Shimon Peres as he sits with his wife Tami Warshel (R) and daughter Yael Warshel after hearing he won the Nobel chemistry prize in Los Angeles California October 9, 2013. U.S. and Israeli citizen Warshel won the Nobel chemistry prize with Martin Karplus, and Michael Levitt of the U.S. on Wednesday for pioneering work on computer programs that simulate complex chemical processes and have revolutionized research in areas from drugs to solar energy.
REUTERS/Lucy Nicholson (UNITED STATES)