The sun, whose light an incandescent bulb attempts to approximate, is hotter than a filament, so radiates more strongly at shorter wavelengths (see chart).

Smart lighting is easy. Picking out the best smart lighting for your needs isn't. We show you when it’s best to choose smart bulbs, plugs, or in-wall switches.

We've all basked in the glow of different light bulbs: incandescent, fluorescent, halogen, neon, LED, and more. But a lamp that harbors living, light-emitting bacteria -- a biological bulb, if you ...

LED bulbs replaced incandescent bulbs as of 2023, but users are still adjusting to figuring out what an LED's equivalent wattage is to their old ones.

Light bulbs are helping to reshape America’s energy economy right now. But the Trump administration could slow the pace of the transformation.

Not all light bulbs are made equal. There is a major difference between standard bulbs designed for light fixtures and those built for appliances.

Thanks to rapid gains in efficiency, home lighting accounts for a much smaller share of the world’s power consumption than it used to.

On Thursday, presidential candidate Joe Biden claimed that a Black man had invented the light bulb, not “a White guy named Edison.” ...

Most of us would assume that having a smart light bulb at home involves minimal risk. But turns out, it's not the light bulb we might need to worry about -- it's the apps and platforms that ...

The Wyze Bulb Cam is both a smart light and security camera, and it doesn't require batteries or complex wiring.

New federal rule prohibiting the production and sale of some incandescent light bulbs could speed adoption of LED lights.

The 53-year-old in Colombia, who has not been named, went to doctors complaining of pain in his butt. They were shocked when scans revealed a light bulb wedged up his backside.