You’ve heard of cars powered by gasoline, diesel, and electricity. You’ve heard of hybrids and plug-in hybrids. What about hydrogen fuel cell cars?

Toyota, Honda, and Hyundai are working on bringing them to market as soon as this fall, but they’ll have a steep learning curve with Americans who know nothing about them. So I invited Jack Brouwer, associate director of the National Fuel Cell Research Center, to explain the technology on my America Weekend show.

Listen, then click here to subscribe to these podcasts via iTunes!