“Schools Go For Gold At Solar Decathlon,” NPR’s All Things Considered (October 12th, 2009)

How energy efficient is your home? Maybe you’ve weather-stripped your doors or sealed a drafty window, but can you move your walls depending on where the sun is, or monitor your electricity usage with your phone? Those are just some of the features on display here in Washington, D.C. on the National Mall. Twenty teams are competing in this year’s solar decathlon. The goal is to design, build and operate the most attractive, effective and energy-efficient solar-powered house. And as NPR’s David Gura reports, there’s efficient and then there’s efficient.