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 ...

That number is only expected to grow as governments around the world push to achieve greenhouse gas reduction goals. "Switching from fossil fuel heat-generating devices, such as furnaces and ...

It's a significant limitation when designing solar heating for a greenhouse, which needs heat the most when the sun isn't out. Consequently, it's best to regard solar heating as a supplement to ...