We asked eye doctors everything you've ever wanted to know about contact lenses expiring and when to replace them.

I used freaking laser beams to test Tifosi sunglasses to see if they were as good as higher priced brands for driving.

For centuries, lenses have worked the same way: curved glass or plastic bending light to bring images into focus. But traditional lenses have a major drawback—the more powerful they need to be, the ...

An “otherwise healthy” 33-year-old woman arrived at a plastic surgery ... wearing contact lenses for many years. “She recollected instances of losing her left contact lens several times ...

Over time, the plastic that makes up your headlights will degrade and cloud over. If yours aren't shining quite like they ...

For centuries, cameras and telescopes have relied on curved glass or plastic lenses to bend light and bring images into focus ...

Yes, it lacks the versatility of a wide-angle zoom like the FE 16-35mm F2.8 GM II. But if you’re in the market for a super ...

For centuries, the optic lens has bent light through translucent, curved material, but now flat lenses are reimagining the ...

In reality, they're a relatively new medical marvel -- the first modern plastic contact lens wasn't introduced until almost 1950. Or, as Dr. Robert Kinast puts it, "We think of contact lenses as ...