Solar panels can help cut your energy bills – here’s how they generate power, what happens to the electricity you don’t use, ...

Solar panels are made up of photovoltaic (PV) cells, usually made from silicon. When sunlight hits these cells, it generates electricity, giving you visibility and control over your home’s power.

California's new community solar program is years delayed and just a handful of projects have launched in the meantime.

Residential solar panels are often sold with long-term loans or leases, with homeowners entering contracts of 20 years or more. But how long do panels last, and how resilient are they? Panel life ...

Montreal-based researchers developed a plan to embed solar panels into sidewalks to power electric vehicles that deliver food. This "green city" innovation would free up traditionally solar-powered ...

A team of researchers has improved the efficiency of perovskite solar panels, an alternative to costly silicon-based panels. While not yet perfected, the concept is becoming more and more viable, Tech ...

Solar panel grants can reduce or remove immediate costs for eligible households, but paying up front often offers more choice, and potentially bigger long-term returns ...

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

Vattenfall begins building its first wind and solar hybrid park in Germany, combining four wind turbines with 12,000 solar panels.