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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you've ever assumed that all light bulbs are the same, think again. There's a broad spectrum of light ...

Everyone’s trying to build a better light bulb. These days, that means things like adjustable colors and smart home connectivity — for most companies. Bay Area startup Soraa is skipping all the noise ...