When I think of intricate makeup tutorials on YouTube, images of perfectly blended smokey eyes or precise ombré lipstick come to mind. When I think of optical illusion makeup tutorials on YouTube, ...

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Optical illusions are not merely tricks or viral brain teasers, they reveal the curious disconnect between what we see and what our brain interprets. A flat drawing might come across as ...

Optical illusions are older than you think. The first optical illusions date back to 20,000 BC and took the form of cave sculptings. Nowadays they are found all over the place – on screens, in books ...