"Rollers"

Rollers appear to rotate without effort. On the other hand, they appear to rotate in the opposite direction when observers see this image keeping blinking.

"Rotating rays"

"Rotating snakes"

"Rotating snakes"

Phantom Dots / Blinking Dots

Classic Illusion. The dots are all white, but appear to change color.

"The Spins" Illusion

Another example of an "Anomalous motion" optical illusion: a static image that is perceived to have some form of motion.

Flag Illusion

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In and Out -- Optical Illusion

Look at the center of the above image, while moving your head closer and farther away from your monitor.

Anomalous Blobs Illusion

This is an example of an "Anomalous motion" optical illusion. In other words, a static image that is percieved to have some form of motion.

Twisted Optical Illusion

3D effect created in the image

Flipped Face Optical Illusion

Nothing much going on, eh? Now look at the same image flipped:

We can see just how odd the upside down eyes and smile look now.

Light Illusion

The area near the center of the above illusion appears lighter than the surrounding area.

Haze Illusion

Stare at the black dot above.

The surrounding haze will dissapear.

Vertical and Horizontal Lines

Vertical and Horizontal Lines appear, though they are only an illusion.

Impossible Shape Illusions

Bent Squares Illusion

Wave Illusion

"The Spins" Illusion

Yet another one that looks way better in my original artwork which is much bigger than what is able to fit on a webpage nicely. But, I still think the illusion of motion comes through well -- even at this size.