A person with peripheral vision loss has difficulty seeing things above, below, or at the side without turning their head. This type of vision loss is also known as tunnel vision. Tunnel vision can ...

A GIF version of the Flashed Face Animation Effect has been making the rounds recently, prompting us to ask: why the hell do these faces look so grotesque and distorted when we’re not focusing our ...

When you think of vision trouble, you might look at the issue head-on—literally. Determining how well you can see right in front of you is often the gauge for whether or not it’s time for a ...

Introduction Do you only think of your peripheral (side) vision—peripherally? This side vision is actually useful for many daily activities, including riding a bike, reading or playing basketball. You ...

Most of us have at some point felt the sensation that someone is staring at us in our peripheral vision. A quick glance is all it takes to confirm or deny this sensation. Sometimes there really is a ...