When gas prices rise, people's thoughts naturally jump to alternative fuel sources. Early adapters are already making the shift to hybrid cars, and eventually, we'll all be driving gasoline-free vehicles. Check out the articles in this roundup to learn all about the growing technology of alternative fuel.
It takes a lot of energy to slow or stop a car. And now a few engineers and technology companies have found a way to gather up that wasted energy. So how much can they collect and what can it be used for?
The search for alternative fuel is on. Could a pocket-sized version of a nuclear power plant make your car run 5,000 miles (8,047 kilometers) between fill-ups?