Warning: This optical illusion might give you a headache. At a glance, the swirls of tilted black-and-white squares create the perception of a spiral. Look more closely and you realize that the ...

A supposedly 3D optical illusion has been posted online and is possibly the most divisive I've ever seen on the optical illusion. Comments are either steadfastly denying any effect whatsoever, with ...

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.

A Geometric Zig Zag Lines of 3D Effect Vector 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 ...