A new optical illusion is testing whether people can notice a polar bear that is hidden in plain sight. Only 1% of people ...

PinkVilla shared one such image on social media - and it is one that can only be worked out quickly by those with the highest ...

An optical illusion of a tattoo shared on Reddit has left users feeling 'hurt' and 'shaken' as they struggle to identify the ...

Optical illusions are made to baffle the brain, but the latest one on social media is causing quite the headache. So can you ...

If you still can't see them, try focusing on the verticals between the rectangles. Or, alternatively, if you're one of the ...

CHALLENGE your intelligence and test your vision with this tricky brainteaser that only people with a 20/20 vision can solve. You will be crowned a genius if you crack the puzzle in less ...

Optical illusions are more than mere entertainment as they have proved to be useful instruments that allow us to understand ...

Optical illusions challenge eyes and brains with hidden numbers in complex patterns. This test features a 6-digit number blended into colorful swirls, exploiting visual perception tricks.

The church of Saint Ignatius in Rome (or San Ignazio) has become a viral selfie location. Tourists have been queuing out the ...

FOUND yourself at a loose end this weekend? Well, we have just the thing to keep you and your brain busy. A mind-blowing optical illusion is baffling the web as it shows internet users rows and ...