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 ...

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 ...

LED light bulbs swept in a revolution in safe lighting. But many people still risk fire at home because the bulbs are expensive to manufacture. UJ physics researchers discover they can get double the ...

Here’s why energy saving light bulbs have become so popular and how they light up our homes, schools and workplaces. When you purchase through links on our site, we may earn an affiliate commission.

Hoping to see better while driving at night without spending a fortune, I ordered a set of LED replacement bulbs for the reflector headlights on my new Ford Ranger. Boy was it a good reminder that I ...

Today’s teardown “victim” falls into the “legacy form factor” category. About three years ago, I decided to swap out around a dozen and a half (so far) of the nearly three dozen total mix of BR30 and ...