Where will tomorrow's energy come from? Coal, oil, nuke, hydro, solar, wind? Take your pick. Oh, and what about natural gas, biofuels, geothermal, and fuels created in a laboratory ... at the genetic level? All these powerful options are enough to make you feel, well, like you're running out of energy.
The following programs address the benefits and challenges of many of these fuels. Watch and let us know what fuel you think you'll be using in 2029. Enjoy!