The accidents at Three Mile Island, Chernobyl, and Fukushima have imperiled nuclear power’s rise worldwide. As Third Way’s Josh Freed illuminates in the latest Brookings Essay, the Golden Age of nuclear energy in the United States has passed. A flood of young engineers are exploring safer and cleaner nuclear energy technologies as the best option for powering the world. If the U.S. doesn’t invest in advanced nuclear, Freed argues, it’s inevitable that another country will lead the way in this field.