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 ...

WASHINGTON — For the first time, researchers have used liquid crystals to create a flat magic window — a transparent device that produces a hidden image when light shines on it. The technology ...

The ability to make both transparent and mirrored surfaces switch between their natural optical behavior and the display of some other form of image has been a fixture in fiction and a challenge in ...

The mona lisa was the target of what appeared to be *** climate protest. One of the world's most famous paintings was smeared with ice cream at the louver Museum in paris, mona lisa was left shaken ...

Researchers have used liquid crystals to create a flat magic window -- a transparent device that produces a hidden image when light shines on it. The process for creating transparent liquid crystal ...

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 ...