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EV maker Bright Auto goes dark, blasts stalled DOE loan

Bright Automotive was counting on a U.S. government loan to build a factory for its hybrid utility van, but after three years of waiting, it's forced to shut down.

By March 2, 2012


Five things we learned at the ARPA-E Summit

Scientific research and entrepreneurship in clean energy is alive and well at the ARPA-E Summit.

By February 29, 2012


Solyndra's burnout burdens other solar upstarts

The political uproar over failed solar company Solyndra risks eroding support for valuable clean-energy technology programs and could starve promising solar companies of financing.

By September 21, 2011


HelioVolt claims CIGS solar efficiency mark

There's a race to produce solar cells from CIGS that approach silicon's efficiency. HelioVolt says it's getting there--and fast.

By May 11, 2008


HelioVolt selects Texas for its first CIGS plant

You've heard about them for years, but CIGS solar cells are finally coming to market.

By December 19, 2007


HelioVolt raises more cash

CIGS aren't on the market yet, but there's a lot of money floating around. And the Miasole layoff rumors aren't true, says company.

By October 21, 2007


Solar expert HelioVolt gets $77 million

The specialist in CIGS solar cells plans to use the money to build factories for producing the panels.

By August 15, 2007


Solar panels that actually look nice

Chinese PV maker unveils semitranslucent photovoltaics that look like mirrors, windows, and skylights.

By June 3, 2010


IBM boosts solar cell made of abundant materials

Researchers achieve efficiency gains with cell that uses "earth-abundant" materials. Cheaper thin-film cells rely on comparatively rare or costly metals.

By February 11, 2010


Solar start-up squeezes more juice from silicon cells

1366 Technologies says that it can get 18 percent efficiency with standard silicon cells but changes in the solar industry mean it won't be able to produce cells itself.

By September 14, 2009