Every solar panel company makes bold claims about its panel efficiency, maximum wattage availability, temperature coefficient and other specs in optimal conditions. Anyone who does product testing ...

Relying on rain to wash away dust and fungus may not be enough. Use these tools and expert tips for optimal performance.

When golf ball-sized hail started hammering Texas last spring, solar panels across the state faced their ultimate test. The verdict? Most panels emerged unscathed, proving that today's solar ...