In this image, do you see something other than black and white? Does it matter if you look directly at one of the black blocks, vs. at one of the intersections?
While there are really only black blocks and white spaces in the grid, the high contrast black and white areas fool the eyes into perceiving a gray circle at each intersection. The illusion results from [Read more…] about The Hermann grid optical illusion, explained
Several SharpBrains friends recommend the recent 3‑part National Geographic TV mini-series Brain Games focused on Perception, Attention and Memory. You can learn about the series and experiment a good number of visual illusions Here.
You may also enjoy this article on Visual Illusions in Art and Science, and these classic illusions from our own brain teaser library:
- The Muller-Lyer Illusion.
— Don’t try this with your partner, or you may fight.
— How many colors do you see in The Hermann Grid?
— This is less obvious than it may appear.
— Is this a circle or what?
— Are these 2 rows parallel?
— What do you see?
