After a few technology U-turns, startup Promethean Power moves ahead with thermal battery to overcome unstable grid at Indian dairies.
Let’s stop pretending that clean energy innovation will completely offset the economic costs of abandoning fossil fuels.
Swiss researchers show that lightweight, flexible CIGS solar cells can compete with heavier, more-expensive-to-install solar cells.
Awesense attaches clamps to power lines to pinpoint sources of electricity theft, which costs utilities billions of dollars a year.
Fraunhofer's new Boston headquarters will be a deep energy retrofit able to measure the performance of the latest building technologies.
The Atlantic Wind Connection project to lay undersea cables and transfer offshore wind to the eastern U.S. plans its first phase.
Trapping light on the surface of solar cells can significantly boost their efficiency, say physicists
Led by Ames National Lab, DOE researchers will look for alternatives to rare earth metals used in wind turbines, hybrid cars, lights, and other energy products.
A helpful visualization of historical temperatures shows dramatic variation in the local effects of global warming.
Unveilings, prototypes, and concept cars that have people talking.