If you love optical illusion pictures with answers, this challenge is perfect for you. Can you spot the butterfly in this ...

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 ...

From the mad snap of the sitting women that always has us baffled, a 'second horse' only people with a high IQ can spot, and ...

Test your detective skills with a challenging optical illusion! Spot the werewolf hidden among three doctors in just 11 ...

Test your IQ and observation skills with this optical illusion puzzle! Spot the hidden frog among the leaves in just 5 ...

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

Viewers were mesmerized by the striking scene in the viral clip, with one saying, "That's a view into an alternate reality." ...

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

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 ...

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