RETC, part of the VDE Group, has released its 2026 PV Module Index (PVMI) Report, which features 19 solar panel manufacturers ...

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 ...

These are the best solar panels of 2026. If you're considering rooftop solar panels, make sure you choose high-quality equipment.

FREMONT, Calif.--(BUSINESS WIRE)--VDE Americas and RETC, part of the VDE Group, today introduced the Hail Resiliency Curve (HRC) Test, a groundbreaking test protocol designed to evaluate solar panel ...

It will take many years for a solar panel to pay for itself. Cleaning is vital, as dust can dramatically reduce power output.

Extra batteries and portable power banks are great for keeping your electronic devices charged and operating when you’re off the grid, but they won’t last forever. Portable solar chargers don’t have ...

Switch to plug-in solar? My advice after testing the DIY energy tech at home ...

I set up backyard solar panels to save on my electricity bill - here's my advice 30 days later ...