Too Tall for Steel: Engineers Look to Concrete to Take Wind Turbine Design to New Heights
Iowa State researchers think a modular concrete design could allow turbines to climb up to stronger wind currents
IT Hiccups of the Week: Programming Error Rejects Unsuspecting Oregon Trimet Riders' Credit and Debit Cards for 5 Years
Austrian utilities suffer unexplained “software failure,” GM and Chrysler issue recalls, Atmos Energy customers charged too much
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Iowa Utility to Build Another Gigawatt of Wind Power by 2015
The state continues to lead the way on wind energy, thanks to the new $1.9 billion plan
How Valuable is Concentrating Solar Power to the Grid?
NREL analysis suggests CSP can add a lot of value
The Smartest, Greenest Grid
What the little Danish island of Bornholm is showing the world about the future of energy
Germany Takes the Lead in HVDC
New developments in high-voltage DC electronics could herald an epic shift in energy delivery
Photovoltaics Penetrate Brooklyn, New York
Rooftop residential PV installations are a new thing
Sun Catalytix "Artificial Leaf" Can Heal Itself
Artificial photosynthesis device gains Wolverine powers, can run in impure water
Japan Plans to Overhaul Its Electricity Sector
Proposal would break up the "Big 10" utility companies
HVDC Supergrid Technologies Besting Expectations
Components for meshed high-voltage DC networks are improving fast. Market barriers are the likely rate-limiting factor for Europe's efforts to exchange renewable power at continental scale.
Solar Robots, 4K TVs Spring Forward
Plus: the Woz-Cave and Waterproof Nanocoatings
The Suntech Bankruptcy: Bad or Good News?
Of course it's both, and it all depends on who you are
China's Suntech in Bankruptcy Proceedings
The PV market leader's wounds may be self-inflicted
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How Do You Clean 250 Thousand Solar Thermal Mirrors? Trucks With Robot Arms!
Massive Shams 1 plant in the Abu Dhabi desert finds ways to deal with dust, wind
Emirati Eminences Turn Out for World's (Sort Of) Biggest Concentrated Solar Plant Inauguration
100-megawatt Shams 1 plant is hailed as a big step for a region famous for hydrocarbon fuels
German Renewables Reach 25 Percent
The numbers of photovoltaic installations are just as astonishing
Tesla News and Renewable Energy From Rising Ships
Tesla will pay back loan sooner but release next car model later and a San Francisco company wants to run the city on ship-power; plus, communicating with your car's computer
Vanadium Redox Gaining Ground in Energy Storage
With few credible candidates at grid scale, every one is welcome
Weekly Tek-Wrap: Fukushima Tagging of Tuna, and More
A city goes carbon neutral, Goldie Blox takes on American Girl, and news from Innovation Day at Xerox Corp.’s Parc Inc.
Nanotube Membrane Could Revolutionize Osmotic Power
Membrane could boost efficiency of today's osmotic systems 1000 times
Coal is Dead, Gas is King: Politicians Talk Fossil Fuels at ARPA-E Summit
A few Senators and one very prominent mayor weighed in on what feels like background noise to renewable energy innovators
Energy Storage Front and Center at ARPA-E Summit
Early-stage storage ideas abound, from high-tech flywheels to iron-based batteries
The Best—And Craziest—Ideas at the ARPA-E Future Energy Pitching Session
Early-stage energy startups faced down a panel of investors; could these ideas really work?
Moroccan Solar Streetlighting
Could it be a model in other regions cursed this incessant blazing sunlight?
U.S. Greenhouse Gas Emissions at Eighteen-Year Low
They are nearing their 1990 level, the baseline for Kyoto Protocol reductions
Energy Secretary Chu’s Parting Salvo
His long farewell letter is as interesting for what it leaves unsaid as for what it says
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Sunny Job Growth
Photovoltaics are generating employment as well as electricity
Artificial Donut-Shaped Island Will Store Belgian Offshore Wind Power
Pumped water storage will help the country move away from nuclear energy.
Green Energy Tech at Year's End
2012 was not a good year, and 2013 is not likely to be better
2012 Renewable Energy Recap: Renewables Reality Check
This year saw some of our big plans and potential coming into their own, though tinged with hints of the difficulties involved with renewable scale-up.