The decision is in: 3,000 is better than 4,000. Those numbers, of course, refer to the temperature rating of new streetlights in Columbus, for which the lower figure has been settled on as the wiser ...

An LED streetlight with a color temperature of 4,000 kelvins and no shields installed is pictured at dusk on Nov. 30, 2017, in the 1600 block of Lindenwood Lane. Going against recommendations from ...

Light bulb technology has made great strides in recent decades, much to the benefit of the average consumer. Not only are they more cost-effective and longer-lasting in most cases than they were ...

KANSAS CITY, Mo. – As soon as the sun goes down, glaring, orange streetlights switch on, illuminating Kansas City roadways. But skyglow and smog can blanket the night sky, outshining the stars, the ...

The decision is in: 3,000 is better than 4,000. Those numbers, of course, refer to the temperature rating of new streetlights in Columbus, for which the lower figure has been settled on as the wiser ...

Lights with the wrong power and color temperature would give our streets an ugly “sewage treatment plant atmosphere.” Star file photo Kansas City is moving forward to complete a citywide streetlight ...

A newly installed LED street light, top, shines in front of a conventional sodium-vapor street light on Lenoir Street in the historic neighborhood of Boylan Heights. Raleigh is trying to save money ...