A viral optical illusion challenges viewers to find a hidden letter 'B' among a grid of '8's. This brain teaser, shared on ...

Optical illusions use light, colour and patterns to cause a viewer to see something that's completely different to reality ...

Are your eyes and mind ready for the challenge? A fresh viral optical illusion is sweeping across social media, and this ...

Found it difficult? The majority of people can only spot two animals. If you were able to find all four, congratulations, ...

Only eagle-eyed readers with a high IQ can spot the word 'Ball' in this optical illusion picture in 5 seconds. Can you? Find ...

This viral kiwi optical illusion is messing with minds. Can you spot the four hidden fruits in just 10 seconds? Most people ...

Only 1% of people with eagle eyes can spot the number '993' in the number grid in 6 seconds. Can you crack the puzzle ...

A tricky visual puzzle challenges viewers to find the number 62 camouflaged among 26s in just 7 seconds; can your eyes beat ...

Challenge your perception with this optical illusion! Hidden within a seemingly simple landscape of a ship, cliffside house, ...

This enchanting optical illusion reveals hidden personality traits based on what you notice first, a man, lambs, or a hidden face — offering insight into your thinking, empathy, or intuition., Health ...

An optical illusion has left many people scratching their heads as they struggle to find a ring hidden in a sea of shells - ...

Dr Dean Jackson, a biologist and BBC presenter, has shared a strange image on TikTok that contains two hidden animals.