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Sep 27, 2023 · But to simply illuminate a street with a white light, manufacturers often opt for the cheaper and more efficient blue-LED-and-phosphor-coating combination. But why are some...
Aug 30, 2023 · The presence of blue and purple street lights in Bountiful City can be attributed to a manufacturing defect in the LED lights installed for illumination. The LEDs rely on a combination of blue and white lights, along with a specialized coating, to achieve the desired color.
Jan 2, 2023 · COLUMBUS, Ohio (WSYX) — Faulty LED lights are putting a colorful twist on a typical street light. City of Columbus leaders said they know of 25 street lights that have turned purple, and...
Nov 6, 2023 · What is the meaning of blue streetlights? One leading idea is that blue light encourages calmness and positivity. It’s a stark contrast to the red, orange, and yellow of typical...
Sep 22, 2022 · The shift to LED street lighting is producing more blue-light pollution – an important trend that has not been noticed by the specialized satellites that monitor nighttime lighting. That is the conclusion of researchers in the UK, who have analysed digital photographs of Earth taken by astronauts on board the International Space Station (ISS).
Jun 12, 2017 · The video, which now has more than 200,000 views on Youtube, can be pretty unsettling at first. After a loud bang, you can see an arc of electric blue light dance through the treeline before stopping abruptly.
Sep 14, 2022 · Street lighting is getting brighter and more blue-tinged in many countries in Europe – and that may interfere with our sleep and be bad for our health in other ways.
