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A spinning grayscale ballerina, a person crammed neatly into a life-sized doll box, and a black-and-white prism that morphs depending on where you stand - those were the winners of the 2024 Best ...

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 ...