Michio Kaku (Japanese: ミチオ カク or 加来 道雄, ; born January 24, 1947) is an American theoretical physicist, futurist, and popularizer of science (science communicator). He is a professor of theoretical physics in the City College of New York and CUNY Graduate Center. Kaku is the author of several books about physics and related topics and has made frequent appearances on radio, television, and film. He writes online blogs and articles.
His books Physics of the Impossible (2008), Physics of the Future (2011), The Future of the Mind (2014), and The God Equation: The Quest for a Theory of Everything (2021) became The New York Times best sellers. Kaku has hosted several television specials for the BBC, the Discovery Channel, the History Channel, and the Science Channel.