The new model mimics the structure and function of the human conjunctiva in a lab dish, even producing its own tears. When you purchase through links on our site, we may earn an affiliate commission.

The film explains how the human eye functions and the common vision problems children may face, such as shortsightedness and longsightedness. It describes the anatomy of the eye using analogies, ...

A hidden cellular cleanup system may hold the key to healthier tear glands—and new hope for treating dry eye disease.