Saltwater and sludge could give us an inexhaustible supply of energy

Splitting water into hydrogen and oxygen is generally considered a fantastic way to get a renewable power source. The problem is how exactly you go about splitting the water. Current methods require some power input in order to kickstart the reaction, reducing its effectiveness as a sustainable power source, since… » 9/23/11 6:40am 9/23/11 6:40am

Energy Ball Turns Your Roof into a Wind Turbine Farm

When peak oil means you're paying more to power up your computers than you are for rent, it's time for Energy Ball. Developed recently by Swedish company Home Energy » 9/03/08 10:23am 9/03/08 10:23am, these cool-looking devices are designed to work in low winds and make very little noise. That makes them perfect for home use, as well as in giant wind…

Humpback Whales Teach Humans to Build Better Wind Turbines

Whales have given us a reliable source of energy for centuries: oil for our lamps, wax for our candles, and of course margarine. All that's required to harvest these lovely fuels is wholesale slaughter of the harmless creatures, and that's starting to go out of fashion, mostly because the whales were starting to go… » 7/14/08 9:37am 7/14/08 9:37am