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For those of you interested in off-the-grid heating and power sources for the home, here's a fuel cell system that uses natural gas to produce both heat and electricity. Cool stuff!

The Fraunhofer Institute for Ceramic Technologies and Systems (IKTS) in Dresden is partnering with the heater manufacturer Vaillant to develop a domestic fuel cell system that uses natural gas to produce both heating and electricity for the home.

Solar and wind power combine!

Eco Factor: A residential power generator that combines solar and wind energy to give you a clean and green energy source. Solar and wind energy are increasingly gaining ground as the most popular sources of alternative energy. While solar energy.