Up to 50% of computer users face symptoms of digital eye strain. This condition isn’t just a matter of discomfort, it can ...

This is an image of a fluorescently labeled eye and surrounding tissue from a zebrafish. The blood vessels are purple (1), the lymphatic vessels are green (2), and the nuclei of all the cells are blue ...

Fun fact: The hexagon is the most common shape in nature. The hexagons in this image are in the eye of a dragonfly. Each hexagonal rod, called an ommatidium, contains major structures that have ...

The lens in the front of your eye focuses light on the retina in the back of your eye. The lens is like the one in a camera, and the retina is like film. The space between the lens and retina is ...

Prostaglandins (PGs) are ubiquitous compounds found throughout the body, including the eye. They are involved in a variety of ocular functions, two of which are intraocular pressure (IOP ...

“To see under starlight, biology has had to reach the limit of seeing an elementary particle from the universe, a single photon,” commented Greg Field, assistant professor of neurobiology and ...

Two common defects of the eyes are myopia (short-sightedness) and hyperopia (long-sightedness). In both cases, rays of light do not focus on the retina so a clear image is not formed. These two ...

Scientists have discovered the oldest fossil evidence of insect larvae with highly developed eyes, revealing that some ancient larvae had advanced vision much earlier than previously thought. The ...

PG analogs lower the IOP by improving the outflow of fluid from the eye (pressure dependent and/or pressure independent drainage). Topical PG analog use is associated with iris color changes ...