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 ...

Whether one of your lights went out and you only have an LED bulb on hand to replace it with, or you've decided to completely replace all of your incandescent and fluorescent lights with LED bulbs, ...

I’ve also treated the topic of LED illumination more conceptually; take, for example, this piece from more than seven years ago that analyzed LED and CFL light bulbs as potential successors to ...