Worked for me on the squared circle but took concentration on the spiral. It cha... | Hacker News

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nickpsecurity on Aug 4, 2017 | parent | context | favorite | on: Can you make your brain not see this circle illusi...

Worked for me on the squared circle but took concentration on the spiral. It changed as I looked at it but not like before. Different ways of focusing on it made it go static vs moving.

What made you recommend that?

TuringTest on Aug 4, 2017 [–]

Negative space is easy to see when you focus on it. In these examples, the negative space is flat color, so it's not affected by the illusion.

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