We asked the experts about how screen time might interfere with sleep. We've sent this story to your inbox. Digital screens emit sleep-disrupting blue light, feed us instant and addictive ...

You’ve likely heard that blue light from smartphone screens may be keeping you awake at night. While the sun is our main source of blue light, the rise of LEDs and screen use exposes us to artificial ...

Researchers have found a new way to simplify the structure of high-efficiency blue organic light-emitting diodes (OLEDs), which could lead to longer-lasting and higher definition television screens.

Call it the fifth generation of light—the availability of electric lights that promote health and well-being by automatically mimicking the natural cycle of light. They switch between blue-rich ...

Lucia Eyes makes blue light glasses designed to reduce the strain of long screen days, and has grown alongside a cultural ...

The issue with screens is proximity and duration. Phones and laptops sit inches from your face for hours at a time.