Pulitzer Prize-winning author Richard Rhodes says it takes about a hundred years for people to transition from one energy source to another -- no matter how appealing the new energy source might be. But do we have that kind of time? KUMD's Adam Reinhardt has the story. Energy: A Human History is published by Simon & Schuster. [ This story originally aired on November 21, 2018, and was re-aired on December 26, 2018 .]