Daily Eye Wonder April 2012
A collection of some beautiful, strange, interesting, whatever we find, weather, environment of just plain fascinating pictures that might let you wonder
Can Almonds Dance?
OK enlarge the image and then watch what happens. Now cover most of it with your hand. Now uncover. Where does the movement come from. Stare at one almond or squint and what happens? Your eyes "scanning" the image seem to cause the illusion of movement-Added by Bob Ryan