green energy

Deep-Water Wind: World's First Floating Wind Turbine Launched


Norwegian oil and gas giant StatoilHydro has inaugurated the world's first floating full-scale offshore wind turbine, paving the way for deep-water wind farms possessing the dual appeal of being out of sight as well as more efficient.

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Struggles Making Algae Biofuel Lead To A Fishy Solution

One company squeezes fish for algae oil while others flounder.

It’s been a few years since the race to make biofuel from algae really heated up. Today more than 50 companies are trying to find a way to affordably squeeze oil from slime, and it seems like the golden age for these tiny autotrophs.

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Microbe That Extracts Energy from Mud Gets Ready for Use in Fuel Cells

Energy-producing microbe evolves into dramatically more efficient strain

Geobacter, a microbe that generates electricity when placed in mud and wastewater, has been evolved into a far more productive strain, as part of a new University of Massachusetts breakthrough that has researchers thinking of new fuel cell designs.

Science Daily says that Geobacter is about 3-5 nanometers in diameter, which is about 20,000 times finer than a human hair. Geobacter is known for its ability to transfer electrons, which enables it to "extract" energy from biomass.

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Green Dream

Green Dream: A Solar Power Plant in Your Backyard


John B. Carnett, PopSci's staff photographer, is using the latest green technology to build his dream home. This is the first entry in his new blog tracking the build--follow along at popsci.com/green-dream

No, it's not a death ray. The folks at RawSolar are creating what looks like a very affordable solar thermal tracking dish. This is a mini version of the concentrating solar power systems you see commercially in the 25 kilowatt range.

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Windpower Could Provide 40 Times Earth's Power Needs


A team at Harvard decided to reinvestigate the potential for windpower around the globe, and found their new results to be significantly different than previous studies. According to the new study, we're capable of someday producing 40 times more power via wind than we currently consume overall.

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The Push for Solar Energy in New York Gets a Boost at a Bar

“Party for a Solar Powered New York” yields some innovative solar-powered toy cars

This past Tuesday night, Solar One, a green energy arts and education center in New York, hosted their second “Party for a Solar Powered New York” at Southpaw bar in Brooklyn.

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December 2009: Best of What's New

In our December issue, Popular Science names the 100 best innovations of the year: bombproof wallpaper, self-parking cars, the fastest helicopter, and 97 more. Plus inventor profiles and videos.

Check out the best of what's new here.

Popular Science Photo Pool


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