A CLEVER optical illusion makes several coloured squares appear as if they are moving – even if they are not.
The artwork gives off the appearance of motion, but it's really just a static image playing a trick on your mind.
Upon closer inspection, the bizarre graphic contains pink and white shapes on lime or sea-green squares .
Despite being arranged in straight lines, the work often appears as if it is curved or even animated to viewers.
Japanese psychology expert, Professor Akiyoshi Kitaoka, created the illusion and says the design is meant to create a wavy effect.
Yet while some people can see it moving when scrolling, others can’t at all.
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Optical illusions often use shapes, space, position, colour contrasts, and lines to fool people's minds.
Last week, Gala Spins shared several images to test an individual’s difference in perception – concluding that up to 71 per cent of viewers believed that static dots were moving in the case of one trippy pic.
Bhavin Shah, Behavioural Optometrist at Central Vision Opticians, explained the illusions.
He said: "The rotating motion is caused by signal processing of the complex image.
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"The brain assumes that the eyes are stable and not-moving, therefore it has to assume that the pattern must be moving instead, so the pattern starts to move. "
Bhavin added: "Some people have more of these tiny eye movements than others and some are more sensitive to contrast in the pattern, so there will be some variation in the appearance of movement."
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Meanwhile, another illusion hides a peaceful face, a person picking fruit, a mum and a child, flying birds, and a man’s face.