A 1 kW wind turbine can help with your electric bill, but the wind determines how much.

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 ...

Becca Lewis is home maintenance writer who aims to foster confidence in and inspire DIY enthusiasts at all skill levels. Becca attended Southern Connecticut State University, where she studied ...

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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 ...

In fact, the turbines were able to reach an efficiency of 53%, which is just shy of Betz's Law, a theorem that says no wind turbine would be able to convert more than about 59.3% of wind energy into ...