MIT Energy Conference speakers call for soft-cost reductions and predict that First Solar will be acquired.

There is a time for PowerPoint slides and a time for partnerships.

From better batteries to advanced biofuels and energy-efficient buildings to distributed generation, the U.S. military is committed to green technologies for the long term.

The celebrated VC invests to recover contaminated water, generate energy from food waste, and create vegetarian chicken.

Boeing, GE, the DOE and greentech entrepreneurs and investors debate the $64,000 question.

The United States absolutely, positively has to wean itself off foreign oil.

The Sunnyvale startup promises 60 percent to 70 percent energy savings and claims just under two million square feet installed.

At a TiE Energy event, venture capitalists preach patience and discipline.

Tomorrow’s buzz-heavy companies, today—or that’s the idea, anyway

C100 Cleantech launches to raise Canada’s cleantech profile.