I first saw this on materialicious and had to add it to our blog because it is so beautiful and so green (on track to receive LEED platinum designation). It has almost made me question our decision to put white siding on our barn-house and go dark instead. Almost.
The Bright Built project is pre-fab and net zero with a continous R-40 envelope. It also features "a large energy meter on the front façade will simultaneously show current levels of energy use and consumption." Read more on the project's blog. There you can see more pictures, too.