A power surge for alternative energy

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

Google's love for solar may extend to other renewables

Company intends to generate 50 megawatts of electricity from renewable energy forms for its operations by 2012.
October 30, 2007

Firefly revamps the lead acid battery

The Oasis battery from Firefly will keep the cabins in long-haul trucks going all night without contributing to global warming.
October 30, 2007

Are VentureOne's three wheels better than four?

Venture Vehicles, yet another entry in the alternative-car market, plans a motorcycle-car crossbreed to market in 2009.
Photos: Rollin' with a three-wheeler
October 29, 2007

IBM aims to salvage silicon for solar industry

Erase those old circuits and you've got some silicon for solar panels. Big Blue hopes the technique will take off with chipmakers.
October 29, 2007

Builder of urban solar power plants gets $10 million

More money pours into companies like GreenVolts that can concentrate sunlight.
October 29, 2007

A VC going carbon neutral?

Major venture capital firm Bessemer Venture announces its own carbon neutral plan.
October 29, 2007

Photos: Solar racers gain speed Down Under

Teams from around the world were on the move across Australia this past week to show what a homemade car and some solar panels can do.
October 29, 2007

'Small wind' turbines blow onto rooftops

Are consumers and businesses ready for small turbines or 'building-integrated' wind generators? Companies such as AeroVironment are hoping so.
October 26, 2007