The biggest payoff comes from using both rather than treating them as either-or options.

When the power goes out, most people are just grateful to hear that little engine start up. The lights flicker on, the fridge hums again, and everything feels fine—for a while. But what a lot of ...

With an ability to turn friction into small amounts of electricity, triboelectric generators may one day be used in clothes that turn movement into power, in battery-free brain implants, and a host of ...

If you live somewhere prone to power outages, you might have thought about buying a generator. The problem is that small generators are cheap but — well — small. Big generators are expensive. [Jake ...