There is currently a global effort to reduce dependence on fossil fuels and foreign oil, particularly in the United States and European Union.
A new discovery by scientists could lead to solar power without the usual semiconductor-based solar cells.
Gold, kings have slaughtered for it and some people have teeth made out of it. But now it has a new use.
The people in the US have spoken and sent a rather alarming message to the US government and that message is "you are on the wrong track."
The trend towards alternative energy sources will trigger international trade wars, a Colorado Geological Survey scientist will tomorrow warn the Geological Society of America.
Opponents of land-based wind farms have a new ally in the form of MIT. Researchers there say that, far from mitigating global warming, land-based wind turbines actually increase the temperature around them.