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 ...

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 ...

A lot of mobile devices don't offer the option of swapping in a fresh battery for uninterrupted uptime. Although external USB power banks are useful, they're also limited by capacity. A new hybrid ...

If you continually forget to charge your backup batteries to help keep your mobile devices and wearables charged during the day whilst away from the grid. You might be interested in a new portable ...

Everyone loves to play with electricity and plasma, and [Hyperspace Pirate] is no exception. Inspired by a couple of 40×20 N52 neodymium magnets he had kicking around, he decided to put together a ...

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Go to a big box or hardware store in Fairbanks during and just after a major storm knocks down powerlines, and you may see from empty shelves that generators are often in high demand for lighting, ...