Energy

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

Company claims to cut electricity use in half for already highly efficient bulbs. Could LEDs finally crack the vast commercial office market?

8 | April 11, 2013 3:39am | By Mark Halper

Two of the world's top oil and gas producers are transitioning to renewable energy. So why isn't the U.S.? Energy expert Chris Nelder reports from the World Future Energy Summit in Abu Dhabi.

30 | January 23, 2013 3:00am | By Chris Nelder

To paraphrase them: "Fire up the fission. These imported fossil fuels are breaking us."

May 15, 2013 5:28am | By Mark Halper

Thousands of Philips LED bulbs now light up -- and help preserve -- the masterful paintings at Amsterdam's famous Rijksmuseum. Controlled by an iPad, no less.

9 | April 3, 2013 3:11am | By Mark Halper

Solar power added twice as much to the grid in the first quarter of 2013 as it did in all of 2012.

7 | April 22, 2013 3:10am | By Channtal Fleischfresser

Transatomic's founders look more Twitterati than Nuclearati. But their "molten salt reactor" trumps great ideas from across all energy areas at this week's investor/entrepreneur summit.

5 | March 1, 2013 5:31am | By Mark Halper

The energy exerted by runners at the Paris Marathon won't be wasted. Here's how.

7 | April 5, 2013 9:17am | By Tyler Falk

An idea from Cambridge University for replacing uranium with thorium in conventional nuclear reactors.

4 | April 18, 2013 5:07am | By Mark Halper

PARIS -- Part 2 in a two-part series: Fusion could be the future of cleaner energy, but many in France and beyond oppose the cost and uncertainy of the ITER project.

10 | March 29, 2013 3:00am | By Bryan Pirolli

The EPA has released an updated ranking of the top 50 organizations that use renewable energy to power their U.S. operations.

2 | April 17, 2013 10:21am | By Kirsten Korosec

Apple is working to make a cleaner cloud.

1 | March 22, 2013 10:47am | By Tyler Falk

Haven't quite wrapped your head around this thorium thing you've been hearing about? It's simple, as seventh grader Katie Hudek explains. Includes her easy to understand video.

16 | March 29, 2013 6:12am | By Mark Halper

An undersea gold rush could be coming soon with the rising cost of minerals and advancements in technology opening the seafloor to mining.

3 | May 19, 2013 9:20pm | By David Worthington

Amtrak's most popular route will soon get locomotive upgrades.

7 | May 14, 2013 12:42pm | By Tyler Falk

The California-based startup is ditching its electric vehicle business to pursue another related path.

2 | May 1, 2013 10:45am | By Kirsten Korosec

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

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

In the next three years, energy use by the wireless cloud could increase 460 percent.

3 | April 12, 2013 8:42am | By Tyler Falk

U.S. natural gas prices are rising, while wind and solar are growing rapidly. The global transition to mostly renewable grid power may now be unstoppable.

45 | April 3, 2013 3:00am | By Chris Nelder

Lease the car and the driver too for 60 years of carbon-free power.

9 | May 13, 2013 12:28pm | By Mark Halper