Everyone has a blind spot in their field of vision that is masked by the brain filling in information based on the surrounding environment.
People are poor judges of color with only their peripheral vision
If we stare at a green square for a while and then look at a white sheet of paper, we will see red
Our ability to see color comes from rays of light emitting from our eyes to detect the colors.
Our brains have numerous specialized cells that detect certain specific features in the environment such as shape or movement.
Most infants will crawl off the edge of a counter or table because they haven’t yet learned to perceive depth.
Motion provides cues for depth perception.
Two objects that have the exact same color will be perceived as being the same color regardless of how much light is shining on them.
It is an illusion that the moon looks up to 50% larger when near the horizon than when high in the sky.
People who are born blind or with limited sight cannot visually recognize some objects later in life if their vision is restored.
On a clear, dark night, we can see a candle flame 30 miles away.
Subliminal messages are an effective way to persuade people to lose weight.
People can miss seeing something as obvious as a man dressed in a gorilla costume walking through basketball players if they are attending to something else.
In order for someone to notice that the brightness between two lights is different, the lights must differ in intensity by 8 percent.
Our eyes are always moving.