The unique design offers a way to harvest wind energy from offshore turbines even when the wind isn't blowing.
Researchers use inkjet printers to print a simple antenna that can harvest stray electromagnetic energy.
Evacuated Tube Transport says it's possible with maglev train technology.
A novel battery produces electricity in places where freshwater meets saltwater.
A 1.0-liter, three-cylinder engine increases fuel efficiency and lowers exhaust temperatures.
Buoy-equipped arms connected to a generator could produce cheap electricity at sea.
Ricoh Europe's 'eco-board' powered by five turbines and 96 solar panels.
Average temps of 35 degrees Fahrenheit year round will keep the 175,000-square-foot server farm cool.
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