The explosive growth of the mobile phone industry has crowded and tangled the nation’s airwaves to such an extent that wireless company signals are increasingly interfering with emergency radio frequencies used by police and firefighters, public safety agencies said.

Emergency departments across the country — including some in the District, Maryland and Virginia — report unsettling […]

Community Power is partly financed by the Department of Energy, through its National Renewable Energy Laboratory in Golden. “9-11 is somewhat changing the emphasis of our support to more heavily concentrate on trying to produce substitutes for imported oil, including gasification,” said Richard Bain, group manager of NREL’s biomass thermochemical conversion center. Gasification is a […]

Russian scientists have announced plans to build a nuclear power station on Mars.

They say that all the necessary technical drawings have now been completed, and - after a few minor niggles have been ironed out - all will be ready for the construction work to begin.

The power plant should be up and running by 2030. […]