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 ...

Seriously, my makeup has never looked so good, and the selfies I can take with the lights prove it. But what makes a good ...

Looking to save money and conserve energy by switching to LED light bulbs? Check out our top picks and smart shopping tips to make the right purchases.

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 ...