Smart grid

In an effort to educate Americans about the potential of the smart grid, Siemens last week kicked off a six-city interactive roadshow dubbed the "Smart Grid Tour."

April 26, 2010 8:30am | By Andrew Nusca

General Electric and Nissan have teamed up to build the smart infrastructure needed to power plug-in electric vehicles.

4 | April 26, 2010 7:16am | By Andrew Nusca

Smart meters will increasingly be in the middle of home area networking, according to a report by Pike Research.

5 | April 23, 2010 5:55am | By Larry Dignan

Communities all across the country should take a much closer look at the energy efficiency equation when making budget cuts.

April 22, 2010 4:00am | By Heather Clancy

For the world's largest corporations, green sense means dollars and cents, says SAP sustainability chief Peter Graf.

April 22, 2010 3:00am | By Andrew Nusca

Energy powered by massive windmills seems like a nice way to diversify power sources, but there are significant logistical hurdles---especially in Europe. Nevertheless, wind energy capacity is...

3 | April 21, 2010 8:45am | By Larry Dignan

In a new SmartPlanet column, analyst Vinnie Mirchandani discusses General Electric's Net Zero Home campaign and why it takes a new attitude to address the world's "grand challenges."

April 21, 2010 7:54am | By Vinnie Mirchandani

IBM's partnership with Columbia University echoes close to a dozen similar arrangements with high-profile schools around the world.

April 21, 2010 3:21am | By Heather Clancy

Investors are showing growing interest in initial public offerings by cleantech companies. Nineteen are on deck for 2010 -- here are 10 more to watch.

April 16, 2010 4:42am | By Andrew Nusca

If consumers really had visibility into their energy consumption for every device and appliance would they really change their behavior?

2 | April 15, 2010 3:01am | By Larry Dignan

An influx of electric or hybrid vehicles will create the greatest disruption to the power grid since the onset of air conditioning.

9 | April 14, 2010 9:49am | By Joe McKendrick

Group hopes to inspire solar investment without associated utility rate hikes.

April 14, 2010 6:07am | By Heather Clancy

Intel has invented an experimental low-cost sensor that can be plugged into house wiring and instantly measure and report power consumption of each electrical load in the home.

April 14, 2010 5:40am | By Larry Dignan

Don Sadoway of MIT has discovered is that if your metal is molten, it can hold a lot more power in a lot less space.

20 | April 13, 2010 8:27am | By Dana Blankenhorn

In an odd twist, the U.S. government's effort to prime the economic pump may have actually delayed some smart grid development projects.

5 | April 12, 2010 3:00am | By Larry Dignan

You may not like higher oil prices and increasing electricity demand when it hits your gas and electric bills, but the outlook for clean technology companies gets a little brighter.

April 7, 2010 8:30am | By Larry Dignan

From restaurant oil, United Environment & Energy develops a temperature-sensitive roof coating that flips between reflecting and transmitting heat.

4 | April 1, 2010 6:52pm | By Melissa Mahony

When will smart grid investment turn a profit? According to a new survey, even utility companies don't know.

2 | April 1, 2010 1:06am | By Andrew Nusca

Greenpeace is imploring big cloud vendors to set THE example about how rapidly-growing businesses can reduce their carbon emissions. The cloud is forecast to grow four-fold by 2020.

2 | March 31, 2010 9:25am | By John Dodge

Venture capital investments for the first quarter totaled $1.9 billion, up 29 percent from the fourth quarter and 83 percent from a year ago, according to data from the Cleantech Group and Deloitte.

March 31, 2010 9:15am | By Larry Dignan