Switch to solar with a system built for you. Since ancient times, people have found ways to use the sun’s heat to stay warm or keep cool. They built homes from clay and other materials that hold heat ...

A passive solar-heated home needs no solar panels to heat or cool it. Rather, the energy used to heat and cool a house comes directly from the sun through skylights and windows. Some of that energy is ...

As I discussed in last week’s column ("Resilience: Dramatically Better Building Envelopes," Jan. 4), a resilient home is extremely well-insulated, so that it can be kept warm with very little ...

Passive solar design is nothing new — it has probably been around as long as people have been building houses — and it has nothing to do with solar panels. It’s all about creating a comfortable space ...

Following the first energy crisis in 1973 there was a rush to heat homes with the sun. It was a tinkerer's paradise, with all manner of solar heating systems migrating from garage workshops to ...