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 ...

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 ...

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We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once ...

Early adopters of LED lighting will remember 50,000 hour or even 100,000 hour lifetime ratings printed on the box. But during a recent trip to the hardware store the longest advertised lifetime I ...