Think back to mixing primary-color paint in grade school. Remember how mixing in yellow changes white, blue and red? Lighting is no exception. A problem too often overlooked is how the yellow-tinted ...

The city recently completed two-years of work to install LED lights that are brighter, use less electricity and last 10 times ...

Clear your calendar the week of Oct. 8. We all have a big test to take. It’s the streetlight test. And, thankfully, it’s multiple choice. Do you like LED? Or ceramic metal halide? Or good old high ...

Here’s how astronauts see us, or at least used to, back when we had astronauts: That’s set to change, at least a bit, as the city rolls out 16,300 ceramic metal halide street lights with the help of ...

Here’s a photo of a building’s night lighting after some retrofitting with LEDS. The Fire and Emergency Services building for the US Army’s Camp Humphreys (Pyeongtaek, Korea) replaced some of its ...

Q: Why does Davenport use two kinds of light bulbs in the street lamps? One is high-pressure sodium, that’s the orange one. How do they decide which to use? Does one cost more? Is one brighter? — Bill ...

Like the 1980s Corey Hart song, Heidi Vanderpool wears her sunglasses at night. When she walks her dog in her Harrison West neighborhood, Vanderpool puts on her sunglasses because the LED streetlights ...

The new LED lights cost about the same as the old high-pressure sodium lights but will last about 15 to 20 years. Years in the making, the warm glow of brighter streetlights are finally flickering on ...

One of Vermont’s longest and most treasured covered bridges now has the newest, most environmentally responsible lighting. This past weekend, the 267-foot West Dummerston Covered Bridge (the longest ...

A problem too often overlooked is how the yellow-tinted light of high-pressure sodium (HPS) fixtures, which are typically found lighting streets and some parking lots, impacts your perception of the ...