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Solyndra's ground breaking ceremony in 2009

Politicians, in office and retired, need to do their homework and pay special attention to connecting with tech and greentech startups. The majority of these companies won’t succeed. Read More »

Was Tesla Motor’s CEO Elon Musk on the right track when he said he’d bet on capacitors over batteries for the future of electric cars? A group of high-profile investors seem to think so and have backed ultracapacitor startup Ioxus with $21 million. Read More »

 
 

At the Cleantech Forum in San Francisco on Wednesday, Tesla’s CEO Elon Musk says he bets that it could be capacitors — rather than batteries — that will deliver an important breakthrough for electric transportation, an interesting comment from a CEO whose products are based on… Read More »

With no word in sight from Zenn Motor’s endlessly-controversial partner on which it bet the farm — EEStor — the CEO of Zenn Motors, Ian Clifford, has officially stepped down this week. Clifford will shift into the role of Vice Chair of the Board of Directors. Read More »

While Zenn Motor came to the end of its life as an electric car maker four months ago, there’s still no word on progress from Zenn’s controversial partner — on which it bet the farm — EEStor. In fact Zenn seems to be distancing itself. Read More »

EnerG2, a company working on synthetic carbon materials for energy storage devices, hit pay dirt last summer with the award of a stimulus grant under a DOE program. Today, in Albany, Ore., the startup at last kicked off construction of the factory made possible by that… Read More »

Despite all of the innovations and investments in solar, wind, and the smart grid, the reality of cutting carbon emissions out of the U.S. energy portfolio will rely on natural gas, which will make up 40 percent of the U.S. energy market according to a report… Read More »

Here’s one reason why greentech venture capitalist Vinod Khosla might have been a bit skeptical of stealth energy storage company EEStor last year — looks like he’s invested in a company that could be a competitor called Recapping (that is if EEStor ever releases a product). Read More »

Zenn Motor has come to the end of its life as an electric car maker. The Toronto-based company’s announcement late Thursday that it has ceased production of its Zenn LSV model and laid off 15 employees who supported sales, marketing and production of the vehicle, marks… Read More »

One of the most commonly cited problems about solar power is that it’s intermittent, meaning that it’s not always sunny when electricity is needed. That means customers can’t count on being able to generate exactly as much solar power as they need to meet electricity demand… Read More »

EEStor, the energy storage developer, has no shortage of skeptics. That comes with the territory when making ambitious claims about turning energy storage on its head while revealing little evidence as to how. And while Canadian electric vehicle maker and EEStor backer Zenn has bet… Read More »

Canadian electric vehicle maker Zenn has been pretty clear in press interviews about its future plans with stealthy energy storage firm EEStor. Back in September Zenn said it planned to ditch its previous car manufacturing business in order to act as a supplier to… Read More »

More Must Reads

Can making stealth bombers and radar systems translate into a successful clean energy and energy efficiency technology business? Defense contractor Lockheed Martin, like competitor Boeing, seems to think so. In a briefing on Wednesday Lockheed Martin executives described the defense firm’s overarching energy strategy,… Read More »

When Darryl Siry, former Chief Marketing Officer for electric car maker Tesla, calculated the “implied value” for secretive ultracapacitor maker EEStor at over $1.5 billion, based on the entirety of Zenn Motor’s market cap, he was being somewhat cheeky. But the reasoning behind the calculation… Read More »

Ultracapacitors, energy storage devices that can deliver quick bursts of intense power and withstand more charge and discharge cycles than batteries, could provide a twoferdisrupt the vehicle market and revolutionize the power grid. That’s the basic pitch from developers of next-gen… Read More »

Ultracapacitors are the hyperactive version of energy storage — they have ultra-fast charge and discharge times, but lag behind batteries in terms of the amount of energy they can store. Because of their unique characteristics, entrepreneurs and investors have seen them as an area of breakthrough… Read More »

Canadian electric vehicle maker Zenn Motors has been stating its grand vision for a while: to supply a range of automakers and grid operators with energy storage technology created with partner EEStor. That’s what Zenn CEO Ian Clifford told us at the Fortune Brainstorm Green… Read More »

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