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Invisible <voi### [at] dev null> wrote:
> There's a well-known illusion where you have a bunch of identical blue
> squares, each surrounded by a different background, and it makes the
> blue squares look like they're all different shades of blue (even though
> they are in fact identical).
>
> However, for some reason, I can't get this particular illusion to work.
> Take a look at the attachment. All the blue squares are clearly and
> obviously the same shade of blue. WTF?
Best explanation I know of is here:
http://blogs.discovermagazine.com/badastronomy/2009/06/24/the-blue-and-the-green/
Best Regards,
Mike C.
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