I had to learn to walk before I could run.

OK, it's not really a black light. It's better to call it what it is: ultraviolet light. Let's start with a quick overview of light. Of course, light is an electromagnetic wave (oscillating electric ...

Let’s say you want to blink an LED. You might grab an Arduino and run the Blink sketch, or you might lace up a few components to a 555. But you needn’t go so fancy! [The Design Graveyard] explains how ...

I’m something of a headlight nerd. In a previous life, I retrofitted HID projector headlamps onto my 2009 Honda Civic Si for better light output. I’m planning a similar project for my beater 2015 VW ...

Alina Bradford has been writing how-tos, tech articles and more for almost two decades. She currently writes for CNET's Smart Home Section, MTVNews' tech section and for Live Science's reference ...

Forget the floodlights. The key to effectively illuminating your yard or patio at night is subtlety. By Tim McKeough It’s that time of year again. Gardens, terraces and yards are coming alive with ...

Now that incandescent bulbs are on the way out, LED bulbs are a clear choice, but there are things to keep in mind when buying them. Originally hailing from Troy, Ohio, Ry Crist is a writer, a ...