News tagged with generating electricity

Americans using more fossil fuels

American energy use went back up in 2010 compared to 2009, when consumption was at a 12-year low. The United States used more fossil fuels in 2010 than in 2009, while renewable electricity remained approximately ...

Nov 09, 2011 5 / 5 (6) 11 | with audio podcast

Sun-free photovoltaics

A new photovoltaic energy-conversion system developed at MIT can be powered solely by heat, generating electricity with no sunlight at all. While the principle involved is not new, a novel way of engineering ...

Jul 29, 2011 4.9 / 5 (11) 6 | with audio podcast