The Illuminating Engineering Society defines dimming as “the ability to change the luminous flux of one or more lamps or luminaires.” In layman’s terms, the ability to dim lighting is central to ...

Outdoor lighting makes it possible for humans to safely live their lives well after sunset. But the excessive use of illumination is turning skies once dark enough to see thousands of stars into a ...

Even slight exposure to light can prompt the critical sleep-promoting hormone melatonin to plummet in preschoolers in the hour before bedtime, potentially disrupting slumber long after the light goes ...