Yes, Columbus is in fact working to convert all its streetlights to LED, but also yes, sometimes workers instead repair existing sodium-vapor lamps.

Built with 4-inch-thick AK-XPS insulation, the AK Series 3 achieves R-29 for coolers and R-32 for freezers, providing energy ...

How is it decided when to use a new LED lamp versus an older sodium-vapor lamp when repairing ... To get there, all new-build light fixtures are LED, and ones that have been damaged beyond repair ...

There are a lot of things that are mythologized by Hollywood storytelling, but these five myths about airlines and airplanes ...

People were taken by surprise by the strange purple shade of streetlights, found to be something other than an alien attack ...

Homes that have extra, unused basement space have a readymade renovation project just waiting to be started. Turning a ...

Hot Springs, Arkansas sits nestled in the Ouachita Mountains like a well-kept secret that’s too good not to share. This gem combines thermal waters that would make ancient Romans jealous with a ...