The art of Andy Warhol has no such frame or illusion of space, and its subject matter comes directly out of the viewer's immediate environment. Warhol's subjects are Brillo boxes, movie queens ...

Optical illusions are all over the internet, but it's rare to see them cropping up in the real world. Street artist Vile is ...

Op Art, also known as optical art, is a type of art that features optical illusions. The way that lines, shapes, space and colour are used can fool our eyes and brain to see movement that is not ...