Short-selling specialist Jim Chanos is stepping up his attack on two companies led by billionaire entrepreneur Elon Musk.
Connected device company Nest Labs will release a 3rd version of the Learning Thermostat. Re/code reports.
Sen. Harry Reid said that a Nevada utility, owned by Buffett's Berkshire, is proposing a potential blow to the state's rooftop solar industry.
Puerto Rico, already hobbled by debt, is weighed down by outdated infrastructure that has increased the cost of doing business on the island.
Temperatures are set to reach dangerous highs throughout the south and east coast as a heat wave rolls through, NBC News reports.
Andrés Gluski, AES Corp. CEO, discusses his company's strategic alliance with Tesla's new batteries, and where they are finding success providing power.
Anxiety over an interest-rate increase sunk the once-hot utilities sector. Is now the time to jump back in?
Venture capitalists have invested over $1 billion in this clean-tech darling that uses fuel cells to convert natural gas into electricity.
Tesla CEO Elon Musk has a plan to provide homes with energy storage, but it's not clear how much it will benefit consumers.
Solar power is proving it can compete without government help. And that means the main criticism of solar—cost competitiveness—is history.
Solar's big heyday may be just three years away as the unsubsidized cost of panels plus storage will cost less than the grid in some areas, Bernstein said.
Across Asia, governments are trying to boost renewables' share of the energy mix, but often, there's one big obstacle holding projects back: money.
Prices of fossil fuels may be plumbing multi-year lows, but that's not likely to keep them from being displaced by renewable energy, analysts said.
The myth that only liberals support solar technology is being shattered by loud voices coming from the right.
Some utilities are pushing back against the growing number of customers who use solar technology to generate their own electricity.
American Electric Power on Wednesday reported fourth-quarter profit of $191 million, falling short of estimates.
It's time for energy utilities and grids to cut the old-school cord, says Terry Tamminen.
Germans have welcomed renewable energy, even as electric bills doubled. But enthusiasm appears to be waning with a plan for high-voltage transmission lines. The New York Times reports.
Suddenly cheap oil may spur economic re-calculations across the board, but analysts are sticking with a still-sunny outlook for renewable energy.
For decades, retirees have counted on utilities to pay big dividends and cover interest on bonds, but that was before solar took off.