Dr. Mann receives the Leo Szilard Lectureship Award from the American Physical Society (Apr. 10, 2022)April 11, 2022Now Is Not the Time To Give in to Climate Fatalism (Apr. 12, 2012)April 13, 2022 Published by Philly Web Team on April 12, 2022 Categories Tags By Michele W. Berger of Penn Today. Share Philly Web Team