This optical illusion discovered by Aristotle is still a brain-twister.

What gives an illusion of movement?

Op Art, also known as optical art, is a type of art that features optical illusions. The way that lines, shapes, space and colour are used can fool our eyes and brain to see movement that is not really there. Op Art works are abstract.

What is illusion of motion in film?

Animation works by using an optical illusion. By presenting a sequence of still images in quick enough succession, the viewer interprets them as a continuous moving image. ... Film theorists often refer to this illusion of movement as the persistence of vision.