An optical illusion is a visual deception puzzle which tricks the brain into perceiving or perception for something that is either not there or is distorted from reality. The phenomenon of brain ...

Optical illusion puzzles are known to be fun and fascinating brain challenges that are designed in such a manner that they ...

Finding the hidden number in this zigzag optical illusion in under 21 seconds is a sign of above average vision. Take the test and find out what your eyes are capable of.

An optical illusion is dividing the internet over whether the picture is of pink slime or three forks laid out on a hot pink dish towel — and it’s making people’s brains hurt. Deemed as the “black and ...