Many people use their electronic devices, including phones, tablets, and computers, for extended periods. Companies now sell screen protectors that reportedly block blue light and benefit eye health.

When you flip a switch or power up your smartphone, the last thing on your mind is whether that light could be messing with ...

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 ...

Light-emitting diodes (LEDs) are so ubiquitous that it's easy to forget just how much society relies on these underappreciated technological wonders. Yet, the history of the LED goes back further than ...

An image that has instilled panic in computer users for decades popped up on screens worldwide Friday: the dreaded “Blue Screen of Death.” Appearing everywhere from Macy’s flagship store in New York ...