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.

LED lights have taken over modern homes and workplaces. They're energy efficient, affordable, and marketed as the future of lighting technology.Yet, despite these benefits, emerging research is ...

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 ...