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Micro Solar Cells Handle More Intense Sunlight
Micro Solar Cells Handle More Intense Sunlight
Cells absorb sunlight concentrated 1,000 times without cooling.
U.S. Solar Market to Double in the Next Year
Government incentives and lower solar prices are starting to pay off.
Biofuels from Saltwater Crops
A research project will make jet fuel without wasting fresh water or farmland.
"Melting" Drywall Keeps Rooms Cool
Developers think these phase-change materials could reduce the need for air-conditioning.
Obama Goes Nuclear
Loan guarantees in the 2011 federal budget could help revive the nuclear power industry.
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Clean-Coal Power Plant Set for Texas
The project will capture CO2 by using it to "loosen" the oil in existing wells.
Flexible Sheets Capture Energy from Movement
Material could charge portable electronics with every step.
A New Start for the Climate Bill
Obama considers nuclear power and offshore drilling, backs off from cap and trade.
Bacteria Make Diesel from Biomass
Newly engineered E. coli streamline the conversion of cellulose into fuel.
A Safer Way to Coat Long-Lasting Solar Cells
Antireflective film helps the cells maintain their yield.
Tomorrow's Car
Electric Cars Primer
Worries over the future of gasoline supplies and the effects of carbon dioxide emissions are driving innovators to rethink how we get around.
Electric Cars Primer
Hybrids, plug-ins, and extended-range electric cars are hitting the market. Use this interactive primer to learn how they work.

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Security in the Ether
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