Students at Brown, RISD, and the University of Applied Sciences Erfurt are tackling a great challenge: Build a house that uses 90 percent less energy than a typical house, make it liveable, flexible, durable, and lightweight enough to be shipped from Providence to France — and design it better than 19 other top teams from around the world. That’s the Solar Decathlon. The Brown-RISD-Erfurt team calls its entry the “Techstyle Haus.” Read more