Some worry blue light damages the eye, resulting in gradual vision loss and discomfort. Johnson & Johnson's new contact lenses claim to change that. Share on Facebook (opens in a new window) Share on ...

Here’s what you’ll learn when you read this story: New soft contact lenses use upconversion nanoparticles to convert infrared light into visible light. Unlike night-vision goggles, which can only see ...

Blue-light-blocking glasses reduce how much blue light from electronic devices reaches your eyes. But it’s unclear how beneficial this actually is. You’re probably doing it right now — looking at a ...