Color helps us remember objects, influences our purchases and sparks our emotions. But did you know that objects do not possess color? They reflect wavelengths of light that are seen as color by the human brain.

The consequence for three women treated in Florida: Blindness. Here's what to ask if you're considering stem cell treatment for eye disease.

Imagine being treated for age-related macular degeneration (AMD) with an eyedrop instead of an injection directly to your eye.

Our eyes may show the passage of time with increasingly droopy eyelids—called ptosis.