Some find them frustrating, while others just can’t get enough – Optical illusions are something that will always leave you perplexed and questioning your eyesight. We all know the classic eye trick with a young girl turning into an old lady portrait or sets of geometric figures that turn out to be of a different size than it appeared. Optical illusions are images that differ from the objective reality and also can be sorted into three categories – optical, physiological and cognitive – each with minor differences in the illusion pictures. But how do they work?

Basically, it’s our minds trying to find the easiest way to look at things. At first glance, we try to relate the image with the most basic and close interpretation of it, and only after a few seconds do we realize that separate de

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