In 2024, Davis and three other lighting researchers analyzed multiple LED modules from streetlights that were producing the purple light, using both microscopic and thermal analysis. The group ...

This is where the mysterious purple coloring could come in. It's entirely possible that over time, this phosphor layer has peeled away from the blue light, altering the color of the street lights ...

Purple, a color often associated with royalty and creativity, isn't a true color of light. Instead, it's a creation of our brain when it perceives a combination of red and blue light. This occurs ...