Are you still filling your car with gas or charging it with electricity? Well, don’t blink too soon because before you know it hydrogen may be powering your next car. Automakers have had fuel cells under heavy R and D for a number of years. In fact, some OEMs even have these cars in the hands of customers. But how viable is the hydrogen alternative and what will have to happen for you to be driving one soon? Joining John McElroy to ponder a hydrogen future is Gil Castillo from Hyundai; Chris Hennessy from IAV Automotive Engineering and Prof. Levi Thompson from the University of Michigan.