See updated list here. *** We listed the more than 200 VC-funded solar startups back in 2008. We knew that we'd be writing about most of them on their way up -- as well as on their way down.

Renewables developers eyeing Saudi Arabia remain wary of the market following the news that the world’s biggest solar project has been canceled. The $200 billion, 200-gigawatt solar plant ...

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 ...

Demand response is moving toward automation, and it will take full automation, where a system can react to a signal from a utility without any human interaction for more uptake in the market. The ...

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

Policy & regulation are aligning with renewables cost declines to make projects more profitable and portfolios more sustainable. Batteries are helping to optimize the power grid and opening up new ...

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

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 ...

Compressed-air energy storage, or CAES, is one of the cheapest ways to store really massive amounts of energy for long periods of time. In fact, beyond pumped hydro storage, compressing air when ...

Policy & regulation are aligning with renewables cost declines to make projects more profitable and portfolios more sustainable. The Grid Edge comprises technologies, solutions and business models ...

China’s Jinko Power last year dipped under $25 per megawatt-hour with a price of $24.89 for 150 megawatts offered in Jordan’s Round III auction. Alas, before the winner of the auction was ...

Tesla Motors is finally ready to confirm that it’s building its $5 billion Giga factory in Nevada, putting to rest a five-state competition for what’s slated to be the world’s biggest ...