Bok
09-27-2023, 07:11 AM
Newly purple streetlights might seem innocuous, but they could affect driver and pedestrian safety
More... (https://www.scientificamerican.com/article/streetlights-are-mysteriously-turning-purple-heres-why/)
More... (https://www.scientificamerican.com/article/streetlights-are-mysteriously-turning-purple-heres-why/)