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, ...

A drawing from 1899 is sparking debate on social media and could shed light on how your brain works. In the following drawing, do you see a duck or a rabbit? Can you see both animals? According to The ...

There’s little that Internet denizens love more than a snazzy personality test—cat videos, maybe, or perpetual outrage. One trend that has gained popularity over the last several years is personality ...