An optical illusion is blowing up on Reddit, with 2,000 people commenting to respond to the question "what number do you see?" What may look like a swirling set of circular lines actually includes a ...

A new study examined the mechanisms of the Flashed Face Distortion Effect, finding that the effect is greatly diminished when ...

Optical illusions are always fun to look at, but they are also a cool way to test how sharp you are. Whether it is a hidden number, a colour trick, or a spot-the-difference challenge, our brains love ...

Face it — your eyes are playing tricks on you. Dr. Dean Jackson, a biologist and BBC presenter, shared a puzzling image on TikTok of an alleged optical illusion, claiming it contained a creepy, hidden ...