power grid

The U.S. needs more energy grids

Apr 10, 2014
Three large power grids supply power to the entire U.S.
Posted In: power grid

The U.S. relies on transformers - and that's a little scary

Mar 13, 2014
The failure of just nine utility substations, and the closing of one factory, could blackout the entire U.S. for 18 months.
Posted In: transformers, power grid, Blackout

Power grid is tested by heat wave: Will it pass?

Jul 18, 2013
A heat wave covering the Midwest and Northeast is expected to peak today -- and with it, demand for electricity to power air conditioning. People may be asked to conserve, but power grids expect they'll meet demand.
Posted In: energy, electricity, power grid, weather

This smart grid can save power -- and lives

Jul 11, 2013
The U.S. power grid needs upgrading to manage all the stresses on it. The Army is testing a much smaller grid that cut fuel use in half, saving soldiers' lives.
Posted In: power grid, smart grid, electricity

Jamaican power company reacts to electricity theft

Apr 4, 2013
Power costs in Jamaica are among the highest in the Caribbean. Many poor people have devised ways to get their supply free and illegally. Now the utility company is cracking down on this theft.
Posted In: Jamaica, electricity, power grid

Would you like some salt with your batteries?

Apr 4, 2013
A promising new technology aims to store electricity for the power grid on the cheap.
Posted In: energy, batteries, power grid, electricity

Power grid is vulnerable to cyber and physical attack

Feb 22, 2013
Cyber attacks are in the news, but physical sabotage to large transformers would probably cause more damage to the nation's electric grid.
Posted In: cyberterrorism, cybersecurity, power grid

Long Island Power slammed for slow Sandy response

Nov 19, 2012
Three weeks after Hurricane Sandy power has been restored for most people affected by the storm. But the embattled LIPA is still dealing with a wave of criticism over its performance.
Posted In: Hurricane Sandy, power grid, utilities

Sandy hits, power goes out: The grid needs to wise up

Oct 29, 2012
The power grid is too large, too dependent on distant electricity supplies and not smart enough to pass the hurricane test. The result: long power outages. Upgrading to a more reliable grid will cost billions and take decades.
Posted In: Hurricane Sandy, power grid, electricity