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While we’re all waiting for efficient LED lighting to one day become mainstream, venture capitalists are continuing to back LED innovation. LED chip maker startup Illumitex has raised another $13.52 million in equity, according to a government filing on Monday. Read more »

Monsht lab personnel

Adding more clean power to the grid will require utilities to redesign the network that transports solar electricity locally. Southern California Edison on Monday laid out its plan to make its distribution grid more responsive to the fluctuating infusion of solar electricity throughout the day. Read more »

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General Electric is a major wind turbine maker and has announced big plans in the past year to tackle the solar market. But it may be the company’s strategy to expand its natural gas power plant equipment business that could be a significant driver of renewable energy. Read more »

Geothermal power in Iceland

The U.S. government is throwing its weight behind geothermal power this week, announcing a $350 million loan guarantee to fund a geothermal power project in Nevada, and $70 million in support for technologies that speed up geothermal energy generation across the country. Read more »

Prudent Energy

Flow batteries — big tanks of liquids that can store energy — are jockeying for a place in a growing energy storage market that will enable utilities to better manage the electric grid, provide back-up power and potentially work with the electric rates system. Read more »

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Persuading consumers to pay for solar is a tough challenge. A solar electric system commands the cost of a new car but, unlike a car, it isn’t necessary. Solmentum, a more recent entrant, says it’s found a more efficient approach to reeling in customers. Read more »


After 10 years of technology development and lining up investors including Intel, solar thin film company Sulfurcell has retooled its business plan that includes a name change, a technology shift and a focus beyond selling solar panels, company executives said Thursday. Read more »


Big box stores have tried to market solar electric equipment and installation services for years, but they haven’t seen good results. Lowe’s is hoping to change that by offering services from Sungevity and investing in Sungevity. Read more »


Auto makers aren’t making much money (if any) off of electric cars yet. The same thing is true for the makers of the batteries that will run them. A123 System on Monday reported lower sales and widened its loss for the first quarter. Read more »


Solar project developers typically distinguish themselves, among other things, by technology choices. Those who develop photovoltaic power plants tend to stick with PV. That trend is changing. Solar Trust of America is teaming up with a German company to develop PV power plants. Read more »

Temple in Gujarat India

It’s one thing for a small percentage of wealthy homes in California and New Jersey to get solar panels. It will be another thing entirely for India, with its 1.19 billion population, to make a substantial commitment to solar power. Read more »


Applied Materials refocused its solar business last year to concentrate on serving manufacturers of silicon-based equipment, and it’s continuing that strategy with Wednesday’s announcement to buy Varian Semiconductor Equipment Associates for about $4.9 billion. Read more »

Fallbrook Technologies 3

The blockbuster IPO by Tesla Motors revved up the public profile of electric cars over the past year. But Fallbrook Technologies, which makes transmission systems for bikes and EVs, pulled its $50 million IPO plan because of “unfavorable market conditions.” Read more »

Thin Film Solar Underdog MiaSole Looks Ahead to New Plant, Solar Shingles

Intel is known for its ability to roll out chips speedily in giant factories. Can that knowledge help a solar startup? MiaSole announced Tuesday that it has enlisted the chip giant to help the company scale up its thin-film solar production. Read more »


The rumor has become reality: BrightSource Energy, which is heavily backed by private and public money for its concentrating solar thermal technology, on Friday filed for an initial public offering to raise $250 million. Read more »

Ribbon cutting in front of the solar array

Solaria corralled political dignitaries such as California Lt. Gov. Gavin Newsom to show off a new headquarters and adjacent demonstration array of its solar panels in Fremont Friday. The occasion marks a milestone for a company that took a while to engineer a product that could attract customers. Read more »

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