As you age, your eyes take longer to adjust to the dark, making night driving and low-light situations harder. Here's why and ...

In the garden of a hotel in northern Madagascar, a “large” creature with “slit-like” ear openings perched on a tree. Its “copper” eyes scanned its surroundings — but it wasn’t the only one looking ...

Fitzpatrick skin type influences both characteristics and outcomes associated with uveal melanoma and conjunctival melanoma.