Picture puzzles are great for testing concentration powers, pattern recognition, visual memory, and problem-solving skills.

Optical illusions have long fascinated the human brain — playing tricks on our eyes, bending our perception, and challenging us to see beyond the obvious. These captivating puzzles blur the line ...

Perceptual learning and visual cognition constitute an interdisciplinary field that investigates the brain’s remarkable capacity to refine visual processing through experience. By examining how ...