Beaming solar energy to algae

Flasks bubble with red- and green-colored concoctions. Across the building, an engineer fiddles with glass rods and flickering fluorescent lights.

Obama: Keystone pipeline must not add to global warming

President Barack Obama signaled Tuesday that the Canada-US Keystone XL oil pipeline will be approved only if it does not increase emissions of the greenhouse gases that contribute to global warming.

GM breaks ground on China hi-tech car lab

US auto giant General Motors broke ground in Shanghai on Monday on a research facility that will develop electric cars, lightweight materials and alternative fuel technology for China and the world.

North Korea exploring sanctions-proof energy technologies

Power-strapped North Korea is exploring two ambitious alternative energy sources—tidal power and coal-based synthetic fuels—that could greatly improve living standards and reduce its reliance on oil imports and vulnerability ...

Taking X-rays of CO2

As CO2 levels in the Earth's atmosphere top 400 parts per million, options such as storing the greenhouse gas in porous sandstone rock formations found in abundance on the sea floor are of increasing interest. But how do ...

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