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, ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Andriy Onufriyenko via Getty Images Though optical illusions come in all shapes and ...

Optical illusions are spreading like wildfire on the internet. One such challenge that is going viral on Reddit will leave many experienced players muddled. This viral optical illusion tests the ...