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 ...

The passive-house building standard relies on lots of insulation and intentional design to use as little energy as possible for heating and cooling. "Things like 'passive house' have become more ...

There isn’t a strict definition for what makes a home "solar" — it just has to use energy from the sun in some capacity. If you’re building a new home, it makes sense to do it in a way that employs ...