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US car battery companies seek $1B in federal aid

December 18, 2008 - by Emma Ritch - New consortium asks government to level playing field with Asian competitors in race to make batteries for electric vehicles. Full Story »

Think halts electric car production, plans layoffs

December 17, 2008 - by Emma Ritch - Norwegian government rejects electric automaker's plea for $40 million in loan guarantees. Full Story »

Battery maker Imara emerges from stealth

December 16, 2008 - by Emma Ritch - Formerly Lion Cells, lithium-ion battery maker plans for commercial production in 2009. Full Story »

Neil Young: Rockin' in the clean world

November 4, 2008 - Best of the web - Singer launches cleantech company to convert gas guzzlers into plug-in systems with natural gas backups, which can also help power homes. Full Story »

Cars, energy storage and windy dealmaking

October 23, 2008 - by David Ehrlich - Companies look to charge up with cash for plug-ins and batteries, as well as wind developers were among the 20 deals we saw this past week. Full Story »

But... doesn't a superhero need arch enemies?

October 17, 2008 - by the Cleantech Avenger - If you can't poke fun at your competitors, who can you poke fun at? Apparently nobody, finds the kinder and gentler Avenger. Full Story »

Hyundai plans to sell hybrid in U.S. in 2010

August 22, 2008 - by Emma Ritch - The Korean automaker decides to use lithium ion batteries for the gas-electric hybrid sedan. Full Story »

More share sales in the works

August 14, 2008 - by David Ehrlich - A biofuel maker, solar silicon wafer company and a battery developer are all shooting for the public market, along with 14 other deals we spotted over the past week. Full Story »

Startups get big help from Big Blue

August 11, 2008 - by David Ehrlich - Drew Clark of IBM's Venture Capital Group talks about smart grids, cleantech in China, and keeping out of the investment game. Full Story »

A123 Systems going public

August 8, 2008 - by David Ehrlich - The battery maker files to raise up to $175 million in an initial public offering. Full Story »
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