This Tiny Telescope Implant Gives Eyesight to the Blind

Getting old isn't all it's cracked up to be. Sure, you get a hefty discount at the Country Kitchen Buffet. But you also suffer from stuff like age-related macular degeneration (AMD), a retinal disease that afflicts more than 10 million people a year in the US alone. There's hope for the eyes of America's elderly,… » 9/24/12 11:30am 9/24/12 11:30am

What Happens When You Stare Directly at the Sun

Snow blindness, arc eye, welder's flash, bake eyes—these all describe the common effects of staring at an intensely bright light source. But what actually happens to your eyes when you try to hold a staring contest with our closest star? It's not pleasant, that's for sure. Here's a look at what you shouldn't see for… » 8/16/12 3:20pm 8/16/12 3:20pm

Smart Contacts Will Detect Glaucoma Before It Blinds You

Researchers at UC Davis have designed contact lenses that can give you an in-eye checkup to make sure there's nothing wrong, as well as dispense medication automatically when needed. The "smart" lenses use an organic polymer called PDMS (polydimethylsiloxane, if you're nasty) that detects eye pressure and sends that… » 8/09/08 5:00pm 8/09/08 5:00pm