A solar generator can be a lifesaver during natural disasters or power outages. Here are the two we recommend buying for both small- and large-scale use.

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 ...

Tested and researched models we stand behind from Jackery, Bluetti, EcoFlow, and more. In the last five years or so, portable ...

"About an 8% increase in power output." Homeowner makes stunning realization after conducting DIY test on rooftop solar panels: 'Makes me fantasize' first appeared on The Cool Down.

The Renewable Energy Test Center (RETC) released its 2023 PV Module Index report, evaluating the reliability, quality, and performance of solar panels. Solar modules are put through a variety of ...

A new study of solar installations from the 1980s and ’90s found many still generating most of their original power.

The Upfront Cost Remains Alarmingly High In 2025, the average cost of a solar installation was about $21,600 before any ...

Technicians dismantled the vintage 10-square-meter 1-kilowatt solar array last year, running the solar panels through rigorous lab testing per international standards and finding impressive results.

TikTok homeowner @markoborn says solar drained nightly because it wasn’t sized for off-peak charging and peak sell-back, ...