This optical illusion will test your brain's ability to zone out while looking at repetitive patterns. Can you find the ...

This optical illusion puzzle challenges observation skills by hiding an odd number among similar digits. Backed by visual ...

Optical illusions are more than visual tricks — they expose how the human brain interprets reality. In certain cases, the ...

Our eyes can frequently play tricks on us, but scientists have discovered that some artificial intelligence can fall for the ...

A hidden dog optical illusion shared on Reddit puzzled users.

An optical illusion is a visual phenomenon in which our perception of an image differs from objective reality. This image is ...

At first glance, a uniform array of the number '1' offers little intrigue, but delve deeper and you'll reveal a lone letter 'I' nestled within. This clever trick plays with our visual habits, as the ...

The optical illusion appears to show two grey squares with different shades, but they are actually exactly the same colour.

Every illusion has a backstage crew. New research shows the brain’s own “puppet strings”—special neurons that quietly tug our perception—help us see edges and shapes that don’t actually exist. When ...

We built them to be cold, calculating, and immune to the subjective flaws of the biological mind. Yet, when shown a specific ...

CLEVELAND, Ohio — With National Puzzle Day coming up on Jan. 29, Clevelanders have the perfect excuse to give their brains a ...