Artistic perception and drawing skills emerge from a complex interplay between visual interpretation, cognitive processing and fine motor coordination. In rendering three-dimensional objects on a ...

As the old saying goes, beauty is in the eye of the beholder. But while we can appreciate that others might hold different opinions of objects we see, not many people know that factors beyond our ...

A stereogram optical illusion is a fascinating visual puzzle that hides a 3D image within a 2D pattern. At first glance, it appears to be a random collection of repeating designs or colourful dots.