A quick optical illusion puzzle that tests attention to detail and visual focus by asking readers to find a hidden odd number.

Optical illusions come in all forms, from mind-melting artwork to photography trickery, but there's one style that never fails to perplex the internet – the humble colour illusion. Fooling the brain ...

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Optical illusions to find the hidden objects and numbers are effective at revealing your brainpower and visual IQ. How sharp ...

Optical illusions come in all forms, from mind-melting artwork to photography trickery, but there's one style that never fails to perplex the internet – the humble colour illusion. Fooling the brain ...

An Optical Illusion gives you insight into how you think beyond the boundaries of your logical and thinking skills. These ...

A mind-bending optical illusion featuring two squares that look completely different in shade but are actually identical has left internet users utterly perplexed. The brain-teaser has caused quite a ...

Our eyes can frequently play tricks on us, but scientists have discovered that some artificial intelligence can fall for the same illusions. And it is changing what we know about our brains. When we ...

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A recent social media optical illusion is revealing inner emotional states. Seeing two girls first suggests a playful, social ...

A study of mice starts to unravel how the brain gets tricked by this kind of optical illusion, and it gives clues about how visual perception works. When you purchase through links on our site, we may ...