• Question: how do optical illusians work?

    Asked by confuddled213 to Mike, Pip, Tianfu, Tim, Tom on 28 Jun 2012.
    • Photo: Tom Lister

      Tom Lister answered on 28 Jun 2012:

      They are tricks which use our knowledge of how sight works to demonstrate its flaws.

    • Photo: Tim Stephens

      Tim Stephens answered on 28 Jun 2012:

      Yeah. Your brains sees something that it doesn’t quite understand and fills in the gaps based on how you know things ought to be.

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