Power grid upgrades may cause blackouts, warns Braess's paradox
Arizona solar plant achieves six hours after sun goes down
Physicists demonstrate conditions for laser-driven fusion
Materials scientists make solar energy chip 100 times more efficient
(Phys.org) —Scientists working at the Stanford Institute for Materials and Energy Sciences (SIMES) have improved an innovative solar-energy device to be about 100 times more efficient than its previous ...
Electrochemical approach has potential to efficiently turn low-grade heat to electricity
Vast amounts of excess heat are generated by industrial processes and by electric power plants; researchers around the world have spent decades seeking ways to harness some of this wasted energy. Most such ...
Are electric cars greener? Depends on where you live
Long thought a thing of the future, electric cars are becoming mainstream. Sales in the United States of plug-in, electric vehicles nearly doubled last year. Credible forecasts see the number rising within ...
'Invisible' particles could enhance thermoelectric devices
Thermoelectric devices—which can either generate an electric current from a difference in temperature or use electricity to produce heating or cooling without moving parts—have been explored in the laboratory ...
Thames Water, 2OC will deliver power from London's fatbergs
Some suggest it's time to rethink which direction we point our solar panels
World record solar cell with 44.7% efficiency
German Fraunhofer Institute for Solar Energy Systems, Soitec, CEA-Leti and the Helmholtz Center Berlin announced today that they have achieved a new world record for the conversion of sunlight into electricity ...
India signs on to floating solar energy power plant (w/ video)
$21 Billion Orbiting Solar Array will Beam Electricity to Earth
Researchers use real-world data to model the effect of more solar on the grid
American electrical utilities do a pretty fantastic job of getting us electricity when we need it. In 2006, the power was out on average for just 0.03 percent of the year in the United States. But right now, ...
Producing your own power in post-Fukushima Japan
A remote Toyota plant in northeastern Japan bears few scars from the devastating quake-tsunami more than two years ago that completely shut it down.