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

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 ...

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

Test your IQ with this optical illusion puzzle! Can you spot the hidden carrots among vegetables in just 5 seconds? Only 1% ...

Not all minds are wired the same. Some people can instantly recognize hidden details, while others get tricked by illusions.

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

In this optical illusion picture, a cat is hiding in plain sight. Test your visual skills by spotting the cat in 5 seconds!

THIS is the brainteaser that asks you to combine more than one skill – pictures and words – in a punishing game of intellect.

Optical illusion personality tests have gained popularity online, offering insights based on whether viewers first see a boat ...

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