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 ...

Plug-in solar, also known as balcony solar, is a popular option in Europe, and it's now starting to be introduced in the ...

We tested 20 solar generators to find the most versatile devices that can provide emergency backup power and fuel off-grid activities. Three came out as the best.

The successful test is a proof-of-concept for Overview Energy's plans to deliver solar energy to Earth from satellites. The ...