24 July 2008

How Smart Homes Could Power the Future

By Michael Schirber, Special to LiveScience

posted: 23 July 2008 03:57 pm ET

Editor's Note: Each Wednesday LiveScience examines the viability of emerging energy technologies — the power of the future.

BARCELONA, Spain — As much as 75 percent of a home's heat escapes through the roof and walls. A new European initiative plans to design homes that are much smarter about energy use.

A typical U.S. or European household consumes around 13,000 kilowatt-hours of energy per year on space heating. A number of building designs have been put forward that cut this and other home energy use to nearly zero, but only a few of the houses have been built.

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