Photo Manipulations are always very interesting to watch because - and that's what is important - they give a realistic view of an unreal picture. Erik Johansson, a computer engineering student, from sweden has a sense for good ideas for manipulations.
Circles Within Circles Optical Illusion The image here appears as if it's pulsing to us. Look really hard and you can see the black and white colors in the image that work to make it look as if it's moving.
Psychedelic Pulse/Digital abstract image with a psychedelic circular pattern of blue red yellow green and purple producing an optical illusion of movement - buy this stock illustration on Shutterstock & find other images.