Stereogram designer Gene Levine was playing around with some different pattern designs the other night and came up with this one.  As he looked at the pattern on his monitor, he noticed that he could not get the “targets” to stop moving and that he had inadvertently created an optical illusion with apparent motion.   The […]

This is an interesting motion illusion that Professor Akiyoshi Kitaoka created back in 2010.  When you simply look at it, you’ll just notice a series of different-colored square outlines.  But if you use your scroll bar and move the image up and down, something interesting happens.  As the actual image moves, the square insert also […]

The green circle in the center of this image, which Professor Akiyoshi Kitaoka calls a “watermelon”, appears to sway back and forth and be unstable against the gray background.  I personally find this image to be difficult to look at for too long.  This one actually makes my eyes hurt! Another good example of this […]

The folks over at Optical Spy created this really nice motion illusion called Butterflies.  The square in the center of this image appears to be completely unstable as it appears to wobble around. To see an illusion with a similar effect, take a look at the Moving Mona Lisa Face. (via Optical Spy)

Today’s illusion is a variation of the Ouchi Illusion where the center circle appears to be unstable and float above the checkered background image.  This was created by French artist Daniel Picon.

Two red hearts are presented below on a blue background.  One of the hearts is “blurry” and the other is not.  As you move your eyes back and forth between them, the blurry heart appears to wobble (as if it were unstable) while the solid red heart does not. This illusion was presented by Kohske […]

This image is difficult to look at.  It appears to vibrate as your eyes try to focus on it. How long do you think that you could look at this image without it driving you completely crazy?  I would guess no longer than a few minutes.