If you've ever been captivated by an M.C. Escher drawing of stairways that lead to nowhere or a waterfall that starts and ends at the same place, then you are familiar with what Psychologists describe ...

M.C. Escher's artwork is a gateway into a world of depth-defying optical illusions, featuring "impossible objects" that break the laws of physics with convoluted geometries. What you perceive his ...