Test yourself: See if you know these top 10 misconceptions people have about contact lenses.
Brown may be the most common eye color, but the huge variety of shades makes each brown-eyed person unique.
Buying eyeglasses online can be convenient; this guide gives you the information you need before you buy.
What causes dilated pupils and what to do if you think you have unusually large pupils.
Step-by-step guide on how to clean, but not scratch, eyeglass lenses. Also: Can scratches be removed?
Researchers say people with blue eyes have a common ancestor. Find out why — and when the first blue-eyed person lived.