An optical illusion is a visual phenomenon where our perception of thinking about an image differs from objective reality.

Peripheral vision is what you see beyond your direct line of sight. It helps provide a complete sense of your surroundings without moving your head. Jump to Key Takeaways. Within the eye, rods and ...

It causes people to slowly lose their central vision, which is the sharp, clear vision we use to read, recognize faces, and ...

Peripheral vision enables humans to see shapes that aren’t directly in our line of sight, albeit with less detail. This ability expands our field of vision and can be helpful in many situations, such ...

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 ...

A woman in Minnesota lost part of her vision and inadvertently put her entire household at risk of mercury poisoning, most likely from using beauty products containing high levels of the toxic ...

A Mr. Magoo with thick glasses peering out from behind the wheel might not inspire confidence from his fellow motorists, but a new study shows other types of vision loss might be even more dangerous ...

For the first time, researchers have restored some vision to people with a common type of eye disease by using a prosthetic retinal implant. If approved for broader use in the future, the treatment ...