I have to admit, this week's What's Up With That? query truly had me stumped. But it turns out blue streetlights are ...

Does a blue light keep you up at night? No, it’s not an alien invasion. The city of St. Paul has been gradually replacing LED street lights suffering from an unusual manufacturer’s defect — they’re ...

Why do the street lights on West Campus emit an eerie, bluish-purple color at night? Starting in 2021, Triangle area residents observed street lights turning from their standard yellow-white color to ...

Light-emitting diodes (LEDs) are so ubiquitous that it's easy to forget just how much society relies on these underappreciated technological wonders. Yet, the history of the LED goes back further than ...

If you've spotted spooky purple streetlights in the middle of summer, they probably aren't a sign that a neighborhood has started celebrating Halloween early this year. Instead, the violet hue seen ...

If you've passed through the intersection of Jog and Hypoluxo Roads west of Lake Worth Beach at night, you likely have noticed an additional color among the lights illuminating the busy area. The ...

Hundreds of defective street lights are being replaced in Kansas City.Foreman John Bickel from Black and McDonald said his crew had replaced about 500 of the LED street lights along 71 Highway.On ...