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 ...

"This highlights the necessity for further research." Scientists make incredible breakthrough that could revolutionize solar ...

BiLight Innovations introduced one of the most visually striking solar concepts at CES 2026 with its rollable perovskite ...

Scientists from India's PSG College of Technology have developed a passive solar module cooling technology that utilizes a hygroscopic salt to harvest atmospheric water from the air. “The objective is ...

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 ...

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 ...

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 ...

A research team at Korea University has created a passive cooling system for solar panels that uses a water desorption process and endothermic reaction dissolution process. The method is similar to ...