(Nanowerk News) It is no mystery that light is essential to human life. Since the discovery of fire, humans have developed various artificial light sources, such as incandescent lamps, gaslights, ...

The camera flash on a smartphone doubles as a helpful flashlight for those who need to find something in the dark, although that "flashlight" is too strong and harsh on the eyes to be used for ...

In the great outdoors, getting more out of a single tool means a better time at camp and less gear and weight in your pack. That's a big reason why the category of multifunctional lighting has been ...