In 2014, Los Angeles cut its annual carbon emissions by 43% and saved $9 million in energy costs by replacing the bulbs in more than half of the city’s street lamps with light-emitting diodes. That ...
The widespread transition from artificial light at night (ALAN) to light-emitting diodes (LEDs) has inadvertently given rise to a new challenge—blue light pollution and its associated adverse effects.
This article was featured in One Great Story, New York’s reading recommendation newsletter. Sign up here to get it nightly. The lightbulb was flickering over my head. Not the idealized cartoon ...
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