Portable and DIY energy tech is having a moment: more and more of us are installing balcony solar, setting up home batteries, and generally finding alternatives to the regular power grid — and a new ...

About two years ago, I tested a portable wind turbine generator kit — the Shine Turbine. This $400 kit promised reliable power even when the clouds rolled in. It delivered on that promise. Not only ...

Portable solar panels have long been a favorite of the off-grid camping and backpacking community. They are light, silent, and increasingly efficient. But solar power has an obvious, inescapable ...

Engineers are redefining energy by looking not at massive grids but at the overlooked flows around us. Rain gutter generators that channel storm runoff, tap-mounted turbines spinning with household ...