Blackouts happen, and generators can make them a lot less awful. But what kind of generator do you need, and how powerful does it have to be? Here’s how to tell.

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 ...

Every week, consumers take their portable generators to local stores hoping for good news. They swear they’ve been performing the recommended monthly maintenance on the machines so loud, but so valued ...