Learn how to make a simple hand-cranked power generator from scratch using basic materials like DC motors, a wooden base, an ...

Between battery packs, solar chargers and even wood stoves that produce electricity, there are plenty of ways to power devices when in the wild. But there’s something reassuring about the ...

Add Yahoo as a preferred source to see more of our stories on Google. The Joyeky rechargeable hand crank lantern. Amazon If you’ve ever sat through a power outage watching your phone battery tick down ...

A more than 120% increase in blackouts annually in the US in recent decades has left more and more Americans looking for a backup power supply when the grid goes down. The patented technology inside ...

So, I want to make a small hand-operated electric generator with my kids just to kind of show them how this kind of thing works. I understand the basics, but there are some things I want to do that I ...

A standard part of travel kit for the 2020s is now a battery pack — a hefty lithium-ion cell with onboard electronics for USB charging, that ensures all of our devices stay topped up while we’re out ...

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.

Tropical Storm Isaias swept through Massachusetts on Tuesday and has left hundreds of thousands of households without power. If you work from home, you need electricity to do your job effectively and ...