LEDs are tiny components found in phones, TVs, lights, and displays—but how do they actually glow? This video 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 ...

The benefits of dimmable incandescent and compact fluorescent light bulbs, that is, the ability to easily adjust the intensity of overhead lighting, improved energy efficiency, etc., are all greatly ...

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 ...

As we grapple with the demise of laser headlights in the US, as reported on August 18, 2025, and the compatibility issues of ...

For several years manufacturers have been introducing LED bulbs onto the market with the eventual goal of replacing incandescent and CFL lamps. The design of these lamps has evolved from very simple ...

At this point you're likely familiar with the often-touted upsides to using LED (light-emitting diode) bulbs instead of incandescent (glass with a heat-based filament) ones. LED bulbs are said to last ...

In response to Robert Gerard's July 20 letter about lightbulbs, please check out LED bulbs. They are better than fluorescent bulbs: better light, no mercury and they don't get hot. The quality of ...