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 well, and they placed them in ways that ...

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 ...

Heating houses is a major energy suck. Behind passenger cars and trucking, it’s the largest energy draw in the United States. But it turns out homeowners looking to stay warm don’t need to rely just ...

As a former realtor, general contractor and greenhouse operator, Kristi has touched nearly all aspects of homeownership, from the foundation up. Today, Kristi is a full-time investing and real estate ...

When it comes to renewable energy at home, solar panels are often the first option that comes to mind, leaving homeowners with the choice between monocrystalline or polycrystalline solar panels, and ...

Solar thermal energy is the process of concentrating sunlight to create heat, which can be used to create electricity or to heat a home, its water supply and more. Solar thermal energy can be used as ...