Monocrystalline, polycrystalline or thin-film? Here’s how the main types of solar panel compare on efficiency, lifespan, and the roof space you’ll need.

Rooftop solar installers are steering customers toward leases instead of purchases. Federal tax credits for purchased systems ...

EnergySage reported a 205% increase in homeowner engagement on its home energy marketplace, alongside median pricing of $2.49 per watt, an average system size of 11.8 kW and a decrease in storage ...