Nuclear batteries are pretty simple devices that are conceptually rather similar to photovoltaic (PV) solar, just using the ...

YouTuber Simon Sörensen has built a small solar-powered electric car capable of traveling 18 miles without tapping into its battery, relying solely on sunlight. The custom build used e-bike motors, ...

The 2026 off-grid travel trailer boom has transformed how DIY enthusiasts approach power, shifting from simple shore power hookups to sophisticated, self-sustaining systems capable of weeks of ...

Hey MBC! I wasn't sure if this would be better here or in Other Hardware... it's not really computer-related so I thought maybe here was better, but I know OH has historically discussed this sort of ...

I have an APC Smart-UPS 3000 XL battery backup. In addition to the internal batteries, it has a connector for adding an external battery pack to it. While it's available on Newegg for WAY cheaper than ...