An optical illusion is a visual phenomenon where our perception of thinking about an image differs from objective reality. These optical illusions occur due to the brain's attempt to interpret complex ...

Optical illusions are created by modifying images in such a way that they trick our visual system into believing what it is seeing is real. These illusions have been around for centuries and are also ...

Several years ago, on a casual clear-my-head walk around my neighborhood, I noticed a crow watching me. I paused. I looked more closely. Something in her shiny black eye revealed an intelligence I had ...