Duggan, an interior designer and the owner of homewares ... There’s yet another optical illusion on the attic level. In the smaller of the two guest suites, Duggan made it look like they built ...

Independent publisher Counter-Print has released Optic, a new book on the history of optical illusions in graphic design and how this craft has developed over the years. The inception of Op Art came ...

Optical illusions through colour use are also significant in interior design. Dark colours, such as deep blues or charcoals, can make walls appear to recede, creating a sense of depth in a room.