Clean energy least costly to power America's electricity needs

It's less costly to get electricity from wind turbines and solar panels than coal-fired power plants when climate change costs and other health impacts are factored in, according to a new study published in Springer's Journal ...

UK Dyson Award picks wave power generator

(Phys.org) —The wind generates sea waves and that energy has scientists interested in how to harness that power, in a field called wave energy. Harnessing energy from the waters has the potential to be an exceptionally ...

Japan heads back to nuclear zero for reactor checkups

Workers will switch off one of Japan's two working reactors Monday, with the other set for shutdown later this month and no restarts in sight amid continued public hostility to nuclear power.

A steady mobile power supply for Swiss trains

Siemens is stabilizing the power grid of the Swiss railroad company Schweizerische Bundesbahnen (SBB) by providing it with the world's first mobile units that compensate for reactive power. The overhead conductor, as well ...

Americans continue to use more renewable energy sources

Americans used more natural gas, solar panels and wind turbines and less coal to generate electricity in 2012, according to the most recent U.S. energy charts released by Lawrence Livermore National Laboratory.

Proposed solar array offers a bright energy future

Here comes the sun: Cornell hopes to expand its renewable energy portfolio as it benefits from the NY-Sun Initiative, a series of large-scale, solar energy projects expected to add about 67 megawatts of solar electricity ...

Changing climate poses threat to power plants, US report says

Power plants across the country are at increased risk of temporary shutdown and reduced power generation as temperatures and sea levels continue to rise and water becomes less available, the Department of Energy said Thursday.

Report: Use of coal to generate power rises

Power plants in the United States are burning coal more often to generate electricity, reversing the growing use of natural gas and threatening to increase domestic emissions of greenhouse gases after a period of decline, ...

page 21 from 37