If the flashlight won't work on your iPhone, you can usually troubleshoot the issue in a matter of minutes and get your trusty light shining again. A nearly exhausted battery can prevent an iPhone's ...

Who doesn’t love flashlights? The older I get, the more I appreciate having good light in my workspace. That’s because the cone-shaped photoreceptors in our eyes, the ones responsible for seeing color ...

The power goes out and you need a flashlight, but then you realize you don’t have any batteries, or maybe they’re dead. The Hydralight may be a solution. It’s a flashlight that’s supposed to run on ...

Forbes contributors publish independent expert analyses and insights. Brad Moon covers audio gear, Apple products and consumer tech. This article is more than 7 years old. One of the great little ...

I’ll admit, I wasn’t always a flashlight guy. For years, I heard people talk about this light or that light for everyday carry. I didn’t understand the point. Unless you had a job that required you to ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." For times when your power goes out unexpectedly, an emergency repair arises after sundown, or a project ...

It didn’t dawn on me until recently, but I’m a bit of a fiend for work lights. I’m no guru by any means, but it’s not hard to sucker me into paying for a new work light. Maybe it’s because the ...

Finally, an invention where you just shake something in order for it to work. This product is called the Forever Flashlight. When you shake it for 30 seconds, it's supposed to generate a strong ...

An international team of scientists has created a handheld, battery powered device that has been shown to effectively rid skin of bacteria in an instant by blasting it with plasma. The plasma ...