Solar energy

A small California company thinks it knows how to finally harness fusion power, the Holy Grail of energy. Its latest investor is the Russian government.

4 | May 6, 2013 6:24am | By Mark Halper

Your window might be an unlikely place to plug-in your smartphone, but a team of designers has made that possible with a novel take on the portable charger.

1 | April 29, 2013 7:31pm | By David Worthington

Four Harvard University women created a soccer ball that generates electricity for use in off-grid areas of the world. It is having a powerful impact.

11 | May 6, 2013 3:00am | By Jason Dearen

Researchers have demonstrated an innovative "self-powered" method of producing hydrogen that may revive interest in fuel cell technology.

26 | September 21, 2011 7:29am | By Tuan C. Nguyen

How two mayors of small towns in right-wing America are showing the way to energy and climate progress: through local action.

29 | May 1, 2013 3:00am | By Chris Nelder

The big glass panels that are built into skyscrapers could soon produce solar power.

2 | May 12, 2013 7:44pm | By David Worthington

The $204 million whopper is part of a renewable energy push.

11 | April 22, 2013 4:35am | By Mark Halper

A recent survey found the majority of Americans would go solar -- that is, if cost weren't a factor. Turns out, their perception of upfront costs might not align with reality.

61 | April 26, 2012 9:18am | By Kirsten Korosec

SmartPlanet is launching a new, occasional series aimed at dissecting some of the complex topics we cover on a daily basis. First up: wave power.

13 | May 27, 2010 4:00am | By Christina Hernandez

Two entrepreneurs have some advice for would-be startup founders: Don't spend too much time planning when you should be selling.

4 | May 21, 2013 3:00am | By Beth Carter

N. Carolina's Semprius and its German backer Siemens develop a prototype that converts more than a third of sunlight into electricity. Smoke and mirrors? Well, mirrors anyway.

41 | February 1, 2012 7:51am | By Mark Halper

The South African native is challenging the legacy rules of U.S. power generation and financing, seeking to make clean energy as cost-effective as electricity generated by fossil fuels.

6 | May 7, 2013 3:00am | By Heather Clancy

Has the photovoltaic industry's agonizing four-year run of squeezed profits and bankruptcies ended? And will people still buy as the cost climbs?

45 | April 24, 2013 3:41am | By Mark Halper

The bloom is sliding off the rose of renewables. Electric and hybrid vehicles losing favor too. What about nuclear?

28 | May 16, 2013 4:51am | By Mark Halper

An analysis of the materials, labor and parts showed that turning an LED into a light bulb requires the integration of some pretty sophisticated technologies.

20 | October 7, 2011 6:00am | By Tuan C. Nguyen

Prime Minister Shinzo Abe securing country's energy and economic future.

7 | May 13, 2013 6:25am | By Mark Halper

Daredevils piloting a solar plane will embark on the first transcontinental flight of its kind across the U.S. starting tomorrow

1 | May 2, 2013 7:50pm | By David Worthington

The solar company's plans to roll out an energy storage product marks a shift within the industry to offer more services.

4 | May 16, 2013 9:36am | By Kirsten Korosec

Terrestrial Energy's safe, liquid reactor could be ready in eight years.

10 | April 23, 2013 4:55am | By Mark Halper

Internet giant, aerospace firm and renowned venture capitalists pop up together in the quest for energy's Holy Grail.

18 | February 15, 2013 5:25am | By Mark Halper