William Happer Keynote Address and Award

William Happer, Ph.D., accepts the 2015 Frederick Seitz Memorial Award from S. Fred Singer of the Science and Environmental Policy Project (SEPP) and gives the Dinner Keynote at The Heartland Institute’s Tenth International Conference on Climate Change on June 11, 2015. To watch all presentations from this conference and others, visit

Princeton Physics Professor Discredits Anthropogenic Climate Change Theory

New American 21 December 2016 Physics Professor William Happer discredits the negative effects of CO2 on the planet and whether or not climate change is man-made. He also goes into detail of why the United Nation’s models are incorrect despite their overwhelming confidence that significant warming is taking place due to human activity. Physics Professor …