Scientists in the US developed a series of accelerated testing procedures designed to predict how perovskite solar cells will perform when installed outdoors for a long period of time. The study finds ...

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 ...

A new hail test for solar panels shoots small to large hailstones at solar panels while aimed to more accurately determine the panel’s breaking point. Introduced by VDE Americas, the “Hail Resiliency ...

Plug-in solar uses microinverters to feed power into a household system. So far, in the US, only Utah has passed legislation to allow such systems. These systems cost about $2,400 and will take years ...

Is investing in solar worth it? How I'm maximizing my panels' lifespan and savings ...