The American conglomerate has been innovating in lighting since the days of Thomas Edison. Here's the story of a light that did go out.
We have transformed the night-time environment in a very short time, relative to evolutionary timescales. Most wildlife hasn't had time to adjust.
Turning street lights off at midnight could save money, energy and help nocturnal ecosystems thrive.
That flicker in the corner of your eye isn't your imagination.
The American Medical Association (AMA) issued guidelines for communities to reduce harmful effects of LED streetlights. A medical researcher explains what can go wrong.