Energy

Gas prices in Massachusetts remained at $2.68 per gallon last week, unchanged from the prior week, according...

Westborough-based Boston-Power Inc. said its "Swing" lithium-ion batteries will be used in a proposed NASA project that...

Vestas Wind Systems, a Denmark-based wind turbine manufacturer with a facility in Hudson, reported a second-quarter loss...

American Superconductor Corp. of Devens has acquired a 25 percent ownership position in wind turbine blade manufacturer...

Framingham energy services firm Ameresco Inc. made a $7.7 million profit on $141 million in revenue.Compared to...

Worcester-based Mass Megawatts Wind Power Inc. shrunk its annual loss to $644,485 from $1.1 million a year...

In mid-2006 when officials at Protonex Technology Corp., the Southborough fuel cell manufacturer, decided to do an...

American Superconductor Corp. of Devens rode its Asian wind turbine manufacturing business to a $9.2 million first...

New Hampshire-based utility Unitil Corp., which supplies electricity to several North Worcester County towns, lost $2.1 million...

Boston-based electricity and gas utility NStar said its second quarter profit hit $171 million thanks to the...

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