Macquarie Capital and Siemens have formed a joint venture to finance and build distributed energy projects, joining an increasingly competitive landscape in the growing corporate renewables market ...

But that doesn't change the fact that wind power is now cheaper than natural gas and cheaper than coal in a growing number of places around the country. Locked-in long-term PPA prices also offer a ...

California’s heat-wave-driven rolling blackouts last month, and the threat of more to come, have focused state political leaders and energy regulators on how to fix the California Public ...

Low-carbon grids need longer-duration storage, but few technologies have succeeded at scale. Here’s the current roster of best bets.

Thirty thousand daily energy transactions between 140-plus electricity buyers and sellers: That’s the $8 billion, 4,500-active-node energy market the California Independent System Operator ...

The phrase “utility-scale solar” is heard so frequently in discussions about renewable energy that it comes as a bit of a shock when one realizes that there is no commonly accepted definition ...

Generac Power Systems is acquiring Enbala Power Networks, a major step toward putting its market-leading backup generator business and its fast-growing behind-the-meter battery-solar fleet to work ...

Spinning generators act as a shock absorber for the grid. The rise of renewables presents challenges — and possible solutions.

Another sign of a weak smart meter marketAclara is acquiring General Electric’s electricity metering business. Just two years ago, St. Louis-based Esco Technologies sold Aclara. It is currently ...

Emma is a staff writer at Greentech Media. She previously covered environmental policy, politics, and climate change at Grist and the New Republic.

According to Tesla, the product will cost $21.85 per square foot for an average American home -- making it competitive with standard tile, metal or slate roofs. You can read more about Tesla's ...

Transmission developers have long said that if only a few big renewable-linked projects could get built, the path would open to others once the benefits were made manifest. That theory was largely ...