With this Fenix flashlight, there was an added element of surprise that makes this flashlight truly unique. That element is the multicolored lighting that includes a white, red, and blue LED. All of ...

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. If you, like most of the world at this weird moment in ...

The Eton American Red Cross Blackout Buddy Color is a great emergency flashlight and a motion-activated nightlight in one. If you’re familiar with the Eton brand, you’re probably an NPR listener who’s ...

Engineers at Stanford have created a new optical device that can easily manipulate light into basically any color desired. The system uses a series of modulators to fine-tune the frequencies of ...