If you want some level of lighting automation without smart bulbs, then dusk-to-dawn light bulbs might just be the solution.

Test your knowledge of light bulbs: how they work, their key components, the science of incandescence, and the role of materials like tungsten.

The centennial light bulb has been running for over hundred years now, continuing to amaze everyone with its engineering.

There's a lot going on inside a smart light bulb. We're going to dig into the science of LEDs, the wireless protocols used, and the wide range of designs.

How do light bulbs work? A light bulb contains a thin wire filament. When a current flows through this filament, the metal heats up and then glows, giving out light. As the inside of the light ...

Think you know how a lightbulb works? Wait until you see this GE how-to video.

Here’s how it works. The stick welder provides enough juice to heat the tungsten to nearly 5,000°F, the ice bucket acts as the bulb, and the helium displaces oxygen from the bulb.

How does a fiddly little piece of wire encased in a glass bubble manage to illuminate so well? James May illuminates the secrets of a humble household servant.