Cutting Edge >> Energy

Harnessing the power of wind and waves

Ireland is in the right place to generate electricity, and a lot of it, out of oceanic surges, but it won't be easy sailing.
Video: Ocean-based renewable energy

March 24, 2008, 4:00 AM PDT

Ballmer: Microsoft is thinking green

At the CeBit technology show in Hannover, the chief executive says the software giant is focusing on lowering energy consumption.

March 5, 2008, 9:00 AM PST

Gotham's Christmas tree gets greener

Deck the halls with LEDs: Rockefeller Center Christmas tree will use energy-saving bulbs powered by new solar panels.

November 21, 2007, 11:28 AM PST

Satellite 'sentinels' to help track climate change

European project that will monitor different climate elements in Europe from space aims to help fight climate change.

November 13, 2007, 8:31 AM PST

A power surge for alternative energy

roundup From tech giants to start-ups and from venture capitalists to universities, there's plenty of action on the energy front.

October 30, 2007, 9:55 AM PDT

Creating power out of thin air

Imagine a material that can suck in heat from the environment and power a notebook. A New Jersey company is aiming to do just that.

October 26, 2007, 11:32 AM PDT

Pint-size hydro power on tap

update Start-up Rentricity designs a generator that brings hydroelectric power down to size for cites and towns.

October 24, 2007, 12:56 PM PDT

Generating ideas for energy's future

roundup Start-ups, utilities and government agencies hunt for energy tech with an edge. A California conference brings all the players together.

October 24, 2007, 12:37 PM PDT

Department of Energy opens doors to tech entrepreneurs

Under the entrepreneur in residence program, the agency will invite executives to set up shop inside select labs to assess technologies.

October 23, 2007, 12:38 PM PDT