What makes this appear to move?

[vraiblonde]

If you block out and just look at one part, it's stationary. But altogether it appears to move.

What is the scientific explanation for this?

 

[Kyle]

Geezus #$%& slow it down!!!

 

[Tech]

I can only get an appearance of movement if I look away and quickly look back at it.

 

[Merlin99]

View attachment 147539

If you block out and just look at one part, it's stationary. But altogether it appears to move.

What is the scientific explanation for this?

Involuntary micro-movements (micro-saccades) of the eye change the perspective giving it the illusion of motion.

 

[PeoplesElbow]

Cool pattern, but things like this never work for me, I do not have binocular vision.

 

[Homer J]

Cool pattern, but things like this never work for me, I do not have binocular vision.

It's not that far away. Whadaya need binoculars for?

 

[gemma_rae]

It's not that far away. Whadaya need binoculars for?

He means he looks like this: