Generators that relieve power grid worsen ozone pollution

Cornell engineers have found that firing up diesel backup generators in non-emergency situations triggers rising atmospheric ozone concentrations due to additional nitrogen oxide emissions. They reported their findings Jan ...

Microgrids: So much more than backup energy

(Phys.org)—Most Americans don't have to think much about energy reliability. We plug in a computer and it powers up; we flip a switch and the lights come on.

Apple says data center will be all green

Apple says its $1 billion data center in Maiden, N.C., will include a second large solar farm to help power the site entirely by renewable energy by the end of this year.

Irene takes out some East Coast cellphone service

(AP) -- Wireless networks fell quiet Sunday in some coastal areas of North Carolina and southern Virginia, but calls were going through in most areas affected by Tropical Storm Irene, the Federal Communications Commission ...

Japan suspends waste water nuclear operation

Tokyo Electric Power Co. Saturday halted an operation to clean highly contaminated waste water at a crippled Japanese nuclear plant due to higher-than-expected radiation levels.

Oldest US nuclear reactor: a 'disaster' in waiting?

A sleepy New Jersey town has popped onto people's radar screens because it has the oldest running nuclear power plant in the United States -- and, some say, the most dangerous.

Solar power generation around the clock

(PhysOrg.com) -- A Californian company, SolarReserve, is developing a solar power system that can store seven hours' worth of solar energy by focusing mirrors onto millions of gallons of molten salt, allowing the plant to ...