Host Abe Danaher is joined by UofSC Electrical Engineering Department Chair Roger Dougal to talk about the state of America's energy grid and the benefits of switching to direct current power. First, Abe tells a story about the history of DC and AC energy, providing the framework for the rest of their discussion (1:02). Then, Roger explains why now is the time to change to DC energy (4:23) and why the change should occur (6:58). Next, Roger explains why DC energy would make renewable energy p...