Ever since it was published in 1892, the rabbit-duck illusion has been perplexing viewers with its remarkable ability to shapeshift. Does it show a rabbit and then a duck, a duck and then a rabbit, ...

An optical illusion is dividing the internet over whether the picture is of pink slime or three forks laid out on a hot pink dish towel — and it’s making people’s brains hurt. Deemed as the “black and ...

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 ...