The optical illusion in the viral clip is a result of the parallax effect. The phenomenon sees an "apparent shift in position of a relatively nearby object against more distant ones when viewed from ...

As one of the abstract styles developing in the 1960s, Optical illusion (or Op) Art features games of lines and geometric ...

Kate Holmes paired an optical illusion top with polarizing pants for an outing in New York City on May 15. See photos of her ...

A pig is hiding in plain sight among these birds... can you spot it in under 13 seconds?

The image showcases a black-and-white silhouette design that appears to contain several human face profiles. (Also read: Eye-test challenge: Can you count all the horses in this optical illusion ...

Some animals create their own optical illusions. Think camouflage ... even adopting a broken black-and-white pattern within seconds of being placed on a checkerboard in a lab.

Humans interpret things differently. And perception-based activities such as optical illusions can be a great way to activate the brain, because how we interpret these activities can often ...

The article describes an optical illusion where a piano is hidden among zebra stripes. To solve it, one must seek rectangular shapes and alternating black-and-white keys. The dense pattern of ...