Any discussion of light bulb lifetime would be incomplete without ... although the yellow shift dominates in high-power white LEDs. This gradual yellowing of the light output results from phosphor ...

See our Table of Contents for more information, including choosing the correct bulbs and installing and reviewing our Editor’s Pick. After considerable research, we chose the four-light high-low ...

Bad lighting sets the wrong vibe, but these smart bulbs let you switch colors, dim the lights, and set the mood, all for less ...

many LEDs can't because high temperatures can shorten their life. CFLs are fine for accent lighting, say, in sconces. Dark shades absorb light, so consider brighter bulbs. Shopping tip.

While the crux of those old "changing a lightbulb" jokes is based on the simplicity of the task, shopping for light bulbs can ...

Marketed as “a light so smart we taught it how to clean,” the LIFX Clean bulbs use high-energy visible light (also known as HEV) to clean and disinfect surfaces at the click of a button.

ones with 3000 K are similar to halogen bulbs. Efficiency is the comparison of the amount of light (lumens) produced by a given amount of electrical energy (watts). The more the lumens per watt ...

From high-tech models to solar-powered solutions ... I prefer a hardwired model that will give reliable, bright light. If I am lighting a pathway or an entryway for safety reasons, I’m likely ...