Saturday, January 31, 2009
Cornsweet illusion
Left part of the picture seems to be darker than the right one. In fact they have the same brightness.
Try covering the middle line with your finger.
7:14 PM
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'Have another drink. Enjoy yourself.' 'Which? The two are mutually exclusive.' |
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Saturday, January 31, 2009
Cornsweet illusion
Left part of the picture seems to be darker than the right one. In fact they have the same brightness. Try covering the middle line with your finger.
7:14 PM
|