This optical illusion puzzle challenges observation skills by hiding an odd number among similar digits. Backed by visual ...

Please provide your email address to receive an email when new articles are posted on . Mobile apps can successfully mimic paper-based visual function tests, results showed. Such apps may expand ...

Patricia DeLucia has spent decades studying something many of us never think about: judgments about collisions that are crucial for safety. But the roots of her research stretch back to her childhood, ...