GlassesUSA created a smartphone app that can determine your current glasses prescription. It's free and simple to use. Here's ...

Blue light is one of those things nobody had heard of until a few years ago. Now it seems that everyone is walking around ...

The device, which is narrower than a human hair, boosts and transforms near-infrared light into visible light, promising both low power usage and extended battery life. Researchers at the University o ...

Ishaan Khatter has been teasingly demure this summer, giving us fashion loyalists just the right amount to stay hooked.

If you want to buy glasses online, experts say there are a few rules to follow. Plus, find our our favorite spots to buy ...