If you're building or renovating, passive solar design can make your house easier to keep comfortable. Our panel of experts ...

The Stitt Group began as a DIY home project in 1975 when Orlo and David Stitt installed a solar water heating system on their ...

an architect specializing in passive solar design, inspired this project. In the 1970s, he received a grant from the US Department of Energy to build five rammed earth structures across Utah.