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 the co-owner of a California property that has never been tied to the electric grid, I can attest to the warm feeling of self-sufficiency that comes with a functioning solar power system. We’ve ...

• Hot-water usage: Since the more hot water you use the more money you save with a solar heating system, large households will save a lot more by going solar. For example, a family of four will save a ...

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

From a distance, the energy system on top of a college residence hall in Omaha, Nebraska looks like photovoltaic panels. But as you get closer, it becomes clear that this is something different, with ...

Researchers from China have proposed to combine solar-air source heat pumps (SASHP) with sand-based thermal floor storage in rural clean heating renovation projects. “In rural areas where economic ...

Discover how a solar heat pump system in Australia maximises efficiency. Learn to slash bills and use thermal storage as a ...

Many solar systems are still sized for yesterday’s homes. Here’s why EVs, heat pumps, and modern living demand a very ...

Federal tax credits for residential solar panels, batteries and heat pumps expired, eliminating incentives that previously saved homeowners thousands of dollars. Emerging lease-to-own models and ...

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 ...