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 ...

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 ...

Best solar generator: Bluetti Elite 200 V2 Portable Power Station Best large-capacity solar generator: Anker F3000 Portable Power Station A backup power supply is essential when it comes to natural ...

The global solar boom has introduced a new urgency around asset durability, performance, and risk. As utility-scale solar farms become more common, so do the invisible defects that compromise ...

When golf ball-sized hail started hammering Texas last spring, solar panels across the state faced their ultimate test. The verdict? Most panels emerged unscathed, proving that today's solar ...

For many homeowners, installing rooftop solar panels seems like a smart idea to reduce electricity bills, but the upfront cost and installation complexity ...

A research team has produced a flexible perovskite-silicon tandem solar cell that converts 33.6% of sunlight into electricity ...

Here's how scientists are peeking into the future of new materials. This article is from The Spark, MIT Technology Review’s weekly climate newsletter. To receive it in your inbox every Wednesday, sign ...

Heatwaves can slightly reduce the efficiency of solar panels, mainly because higher temperatures lower panel voltage. But in the UK, the penalty is usually modest, and Britain’s record hot day in July ...