A giant whale eye spent decades on a strange journey before it finally arrived at an animal eyeball lab and gave the folks there the "best Christmas ever."
If you heeded all the warnings, you're likely fine. But spots or blurred vision that shows up 12 hours later or the next day might be a sign the sun's direct rays permanently hurt the retina.
A total solar eclipse is one of the most magnificent sights you can ever see. But you need the right kind of eye protection, and some of what's being sold out there isn't safe.
Most of the 56,000 eyes sent to the little lab in Wisconsin come from vets who want help diagnosing dogs, cats and horses. But the repository also has eyes from sloths, elephant seals and dragonflies.
Tigers have round pupils, but domestic cats have vertical slits in the center of their eyes. What gives? A census of the shapes of animals' pupils suggests size and way of life each play a big role.
If you're not a bit farsighted at age 6, you're much more likely to be nearsighted by age 12, a study of thousands of children finds. A simple eye refraction exam can spot it early on.
Eyelashes keep dust out and fend off drying breezes, a study finds. To do that they need to be a very precise length. Extra-long fake eyelashes hurt more than they help.
Eye drops are unpleasant, and they don't do a great job of delivering medication to the eye. A superthin wafer that slowly dispenses medication and then dissolves is a promising replacement.