The pupillary light response helps our eyes see the world around us in various lighting conditions ranging from bright, sunny days to dark, moonlit nights. Like a camera's aperture, this adaptive ...

The eyes are a window into our autonomic nervous system. Everyone's unique personal history and autobiographical experiences have the power to influence how and when the sympathetic nervous system ...

Our eyes are more than just windows to the world—they're also mirrors to our minds. Here is an interesting fact that you will ...

Please provide your email address to receive an email when new articles are posted on . For all people, pupil size has an important role in balancing incoming light with depth of field to optimize ...

It has been said that “the eyes are the window to the soul,” but new research suggests that they may be a window to the brain as well. We first uncovered this surprising relationship while studying ...

Dilated pupils mean that your pupils appear larger in size. The most common reason for dilated pupils is low light in a dark room since lower light causes your pupils to grow. Dilated pupils are also ...

Time takes its toll on the eyes. Now a funky, Hitchcockian video of 64 eyeballs, all rolling and blinking in different directions, is providing a novel visual of one way in which eyes age. A video ...