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 ...

Light-emitting diodes are front and center for many of our digital experiences. Every modern phone and tablet you look at uses LEDs in its display. It’s worth knowing how these work. In short, LEDs ...

When you start browsing to find the best smart bulbs for your house, you’ll see that most of them are LED bulbs. To a newcomer, terms like “LED” can get a little confusing. Sure, LED bulbs are ...

Once upon a time, buying a lightbulb meant choosing an incandescent one of between 25 and 100 watts, depending on how bright you wanted the light to be and the fixture you were putting it in. You ...

Modern car buyers are no longer choosing between “dim” and “slightly less dim” headlights. They are deciding between two very different technologies that shape how far they can see, how tired their ...