An optical illusion has been shared on Reddit that is so needlessly creepy it made me shiver. The illusion itself is mind-boggling and makes you want to watch twice, but it's the presentation of ...

The optical illusion going viral on Reddit challenges people to find 16 circles in a photo filled with rectangular panels.

An optical illusion has been circulating online that claims to be able to tell you something about your personality based on what you see in the image - so what did you spot first?

Optical illusions have gained immese popularity in the last few years, and are a great tool to gauge our observation skills, and IQ. An optical illusion is a visual phenomenon where the brain ...

Optical illusions offer a fun brain workout. They improve concentration and creativity. This challenge tests creative thinking. Optical illusions aren’t just fun puzzles—they’re also a great ...

Optical Illusion: Readers with HD vision only can find the thief hiding in the party in 7 seconds. Are you one of them? Test your visual skills quickly.

An optical illusion showed a bird hidden among tyres in a junkyard, challenging users to spot it within 4 seconds.

Optical Illusion: A panda is hiding in plain sight among the group of snowmen in this optical illusion picture. Are you one of the sharpest few who can spot the panda in 7 seconds? Test your ...

Experiments with optical illusions have revealed surprising similarities between human and AI perception ...

A study of mice starts to unravel how the brain gets tricked by this kind of optical illusion, and it gives clues about how visual perception works.

Just in time for Halloween — how you view this spooky optical illusion will determine if you’re smart, optimistic, or intuitive.

How optical illusions work has been long-debated among scientists and philosophers, who wonder whether these illusions stem from neural processing in the eye or involve higher-level cognitive ...