Q: I have a tenant who complained that a light fixture wouldn’t light. After I replaced the switch, the light still wouldn’t come on. I realized that all the bulbs were out. Anyway, is there a way to ...

How do you find the quality of the light a light bulb produces? Using the color rendering index, a measure of how well a light bulb illuminates a range of colors. Appliance Science looks at the ...

From screw-in bulbs and colorful LED strips to table lamps and outdoor string lights, check out the best smart lighting we've tested for illuminating your space and setting the mood. I'm PCMag's ...

I first tested an LED bulb eight years ago. It was not a promising beginning. The bulb was a Par 38 spotlight for a recessed ceiling fixture. The color of the light was a silvery metallic — so ...

This Bluetooth bulb offers simple setup, but its control system still needs a bit of fine-tuning. The idea is genius. Put a full array of colored LEDs inside a standard, screw-in light bulb along with ...

As motorists, we tend to spend a lot of money customising our cars. Bigger wheels, trick suspension, perhaps a sporty exhaust. But many of us forget there's a very cheap and simple way of making a ...