Challenge your brain with this optical illusion IQ test online! Spot the hidden pencil in just 5 seconds in this tricky ...

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

An curved arrow pointing right. Photographer Bela Borsodi spent three days arranging items in order to create this incredible optical illusion, which was shot as the the cover of the band VLP's ...

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

Optical illusions never fail to amaze ... But look again, and you'll quickly realise there's more to this illusion than meets the eye. What appears to be an "X" shape, with arms in different ...

Optical illusions are not just entertaining but also provide insight into how our minds function. This particular illusion uses cleverly ... You truly have an exceptional eye and superhuman ...

Optical illusions are the internet’s latest obsession, taking over social media platforms like TikTok, Instagram, and ...

Optical illusion pictures are effective for assessing one's intelligence and observational skills. Participants are ...

Optical illusions are more than mere entertainment as they have proved to be useful instruments that allow us to understand the way the human brain perceives the world around us. Essentially ...

This tricky optical illusion puzzle tests your observation skills under pressure. Are you among the top-tier keen observers ...

Optical illusions are images or videos that be deceptive or misleading to our brains as a result of factors like colour, light and patterns. Optical illusions can trick us into thinking we may see ...

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