Pros: Potential for excellent fuel economy, run on existing gasoline supplies, and drive just like regular cars, requiring no change in lifestyle habits. Cons: Some hybrids cost much more than ...

All fuel cells have the same basic configuration, an electrolyte and two electrodes, but there are different types of fuel cells ... up with hydrogen at a local gas station.

According to the Environmental Protection Agency (EPA), E15 can be safely used in any gasoline-powered vehicle produced after 2001. Because it contains more ethanol than other fuel types ...

In the United States, hybrid automobiles uses both an internal-combustion engine and an electric motor for propulsion, but the only fuel you'll put in is gasoline. (Diesel hybrids do exist ...