Looking for the best optical illusions with hidden images? Test your intelligence with this optical illusion IQ test online!

Optical illusions push your brain to think creatively, and this one is a tough test. Spotting two patients hidden in an image ...

Optical illusions with hidden images have fascinated and puzzled people for centuries. These visual tricks challenge the ...

Optical illusions like the hidden cactus challenge can test and enhance observation skills, cognitive flexibility, and ...

Using a computer model of the retina, researchers have been able to trace the cause of the expanding hole illusion ...

Optical illusion personality tests offer fascinating and deep insights into how the human brain functions. These mind-bending ...

People with aphantasia still generate brain activity when attempting to visualize, but that image may be getting lost in ...

Optical illusions have been proven to be a great brain exercise as it encourages problem solving skill and creative thinking while also helping us understand the way our brains and eyes work together.

If you’ve ever been caught staring at an optical illusion for way too long, wondering what on earth is going on, you're not alone. We all love a good brain teaser, don’t we? Something that ...