Ever seen what’s known as a Chinese Magic Mirror? These mirrors, made of polished bronze and dating back to the Han Dynasty, have a design on the back. When you shine a light on the front, the front ...

Amid the thousands of treasures in the Cincinnati Art Museum's East Asian art collection, a small bronze mirror dating back to the 15th or 16th century always seemed rather unremarkable.Last exhibited ...

Windows and mirrors embedded with liquid crystals can hide images that appear only when the right kind of light is shined on them. The technique, inspired by a 4000-year-old trick for building “magic ...