A bizarre optical illusion tricks your brain into seeing colours in a black and white spinning disk.

Long ago, back when twirling things was both an entertaining diversion and a serious mode of scientific inquiry, several researchers noticed an odd optical illusion. Spinning a white disk with a ...

While new optical illusions go viral all the time, here are some of the most famous illusions that have kept us scratching our heads for years.

There's something oddly satisfying about staring at a single image and realizing your brain locked onto one detail before you ...

Optical illusion personality tests are interesting images with many objects layered into one image. They trick the eyes and ...

Illusions like these mess with the brain's visual processing system, making viewers see things that aren't there in reality. | Credit: Eva Almqvist via Getty Images Optical illusions play tricks on ...

Do you do the verbal legwork? Optical illusions can be more than just frivolous pursuits: This “long-legged” optical illusion reportedly determines whether the viewer is a good communicator or not, ...

Can you rat out his hiding spot? If you can spot the mouse in this optical illusion in less than a minute, you may be a record holder. Created by Hungarian author-artist Gergely Dudás, the ...

The human brain works in mysterious ways, and this illusion might tell you something about yourself. WATCH: Interviewers ask ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A video showing an unexpected optical illusion captured in a parking ...

Optical illusion with objects sizes! 😯!!