Hurricanes are getting so strong that some scientists say we should add a Category 6 to the Saffir-Simpson hurricane scale. That’s out of a recent study in the journal Proceedings of the National Academy of Sciences looking at the link between stronger hurricanes and climate change. Senior...

A recent study shows nearly 15 percent of Americans “do not believe in climate change.” So, what drives climate denialism in the U.S.? Joshua Newell is a professor and co-director of the Center for Sustainable Systems. He was one of the authors of this research and broke down his findings.