World Bank funding for efficient and renewable energy rose 87 this year to nearly $2.7 billion, reflecting the importance of moving to a low-carbon economy, the bank's energy chief said on Thursday.

Researchers attempting to make the production of corn-based ethanol more efficient may not have needed to leave the farm.

A consulting company representative advised the San Francisco Bay Conservation and Development Commission on Thursday that using an area of water under the Golden Gate Bridge for commercial tidal energy is not ...

U.S. researchers have found a way to make efficient silicon-based solar cells that are flexible enough to be rolled around a pencil and transparent enough to be used to tint windows on buildings or cars.

Puget Sound energy says 316 of its customers are generating electricity from their own solar power systems.