A technology for generating electricity from coal without pollution achieves a milestone.
Decades of increasing vehicle weight may be coming to an end as cars get more lightweight materials.
The giant turbines could help make offshore wind cheaper.
New technology, including better control algorithms and communications, is improving the performance of wind turbines.
Cuts and a decade of stagnation loom ahead for renewed clean energy funding.
Researchers at Oak Ridge National Laboratory have developed a solid electrolyte to replace flammable ones used in lithium-ion batteries.
The automaker is using technology from SolarFuel to make renewable methane for natural-gas vehicles.
The country, which gets most of its electricity from nuclear power, is debating whether to wean itself from that dependency.
Companies are racing to develop ways to make the 100-meter blades needed to make offshore wind compete with fossil fuels.
A fire last week and a forced landing today have brought the possibility of such problems to the forefront.