If you sit about 40cm from a mirror in a darkened room with only a low wattage bulb behind you, then watch yourself in the mirror for several minutes, your mind will begin to play tricks and the reflection will appear to change.

This was tested on fifty people who all reported seeing an strange effect in the mirror. After ten minutes some reported seeing their own face but distorted or a face similar to a parent’s; some saw a face they did not recognize or the face of an animal or even a monster.

When it is too dark to see an image properly you mind fills in the details in the same way that you can make faces from random patterns, it is odd though what your own mind chooses to create.

Optical Illusion | Pink Dots

However if you stare at the black ” +” in the center, the moving dots turns to green. Now, concentrate on the black ” + ” in the center of the picture. After a short period, all the pink dots will slowly disappear, and you will only see only a single green dot rotating.

It’s amazing how our brain works. There really is no green dot, and the pink ones really don’t disappear. This should be proof enough, we don’t always see what we think we see.