We are easily fooled by these fascinating visuals, which can produce illusions that go against our common sense.
Ambiguous figures are a typical kind of optical illusion in which the viewer experiences a perceptual flip-flop due to the image's potential for multiple interpretations.
One of the things that makes optical illusions so appealing is the way they challenge our visual perception and make us think critically about what we see.
Take this 6-second vision test: can you spot the word "sky" among the "shy" in this image?
Put your eyesight to the test in this visual challenge by trying to decipher the word "Sky" hidden among the letters of "Shy" in the given image.
Find the hidden word as fast as possible; you only have six seconds to do it.
Take your time looking at the letters in this visual puzzle; try to pick out the word from among the others by paying close attention to how they're arranged.