SolarCity seeks to beat the grid by making its own panels

SolarCity is doing something few solar installers would ever dream of: it's going to make its own cutting-edge solar panels to lower solar energy costs. Read More

What do you need to know about demand response?

A key technology in smart buildings, demand response helps keep the grid balanced and saves energy with "negawatts." Read More

Why is Hawaii scaling back on solar?

Has rooftop solar become too hot in Hawaii? As one utility eases up on installations, other states should brace for the rise of solar. Read More

What Google's purchase of Nest means for clean tech

Smart device maker Nest shows how energy efficiency can be sexy — and profitable. Read More

Ford's solar-powered EV concept to drive innovation at CES

Targeting environmentally minded consumers, Ford's concept car uses a solar concentrator to directly charge a plug-in hybrid's batteries.  Read More

SolarCity brings power to schools in developing regions

By creating a foundation, SolarCity plans to bring light to rural villages outside the U.S. with solar and back-up battery systems.  Read More

Can robots make solar power cheaper?

SunPower is snapping up startup Greenbotics, signaling an industry shift toward automation to clean and install panels. Read More

SolarCity CEO Lyndon Rive: From Burning Man to the NASDAQ

SolarCity breaks the mold by offering solar as a service. Can it ramp up to 1 million customers by 2018? Read More

Can personalization help Opower scale demand response?

Using smart meter data and 'behavioral analytics,' Opower says it can cut the cost of residential demand response by 60 percent.  Read More