Wind turbine maker's shares plunge 19%

Vestas, the world leader in the wind turbine industry, saw its share price plummet around 19 percent at the opening Wednesday, a day after issuing a profit warning.

US energy future hazy on Japan, environment fears

The United States faces tough questions as it tries to plot its energy future in the wake of the Japan nuclear disaster and long-running environmental and security concerns, analysts say.

Can the Eastern U.S. get a fifth of its power from wind by 2024?

Major upgrades to the transmission infrastructure and a sizable chunk of cash from private investors and the government are necessary for the Midwest and East Coast to move to 20 percent wind power by 2024, according to a ...

Developing miniaturized spectrometer-on-a-chip

(Phys.org) -- The Composite Infrared Spectrometer (CIRS) is big. It's powerful and it discovered, among other things, that Saturn's mysterious moon Enceladus was one of the very few worlds in the solar system that radiated ...

A digital "stethoscope" for monitoring equipment

An intelligent diagnostic system from Siemens can monitor the condition of mechanical equipment just by analyzing the noises it makes. The system's sensors listen to machine noises in the same way that a doctor listens to ...

Feds, 5 states to push for Great Lakes wind farms

(AP) -- The Obama administration and five states have reached an agreement to speed up approval of offshore wind farms in the Great Lakes, which have been delayed by cost concerns and public opposition.

California weighs innovative community solar bill

Rooftop solar power is growing like crazy in California. But there's a big problem: About 44 percent of California residents are renters, not homeowners. That means that nearly half the residents of the state can't purchase ...

Decision on Cape Cod wind project due this month

(AP) -- The Obama administration decides this month after a nine-year review whether the nation's first wind farm should be built off Cape Cod. If it says no, the industry faces another question with no easy answer: "What's ...

Saudi Arabia looks to NREL for solar monitoring expertise

Saudi Arabia is planning to move aggressively into renewable energy, with plans to install more solar and wind power in the next 20 years than the rest of the world has installed to date. The Kingdom of Saudi Arabia is working ...

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