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This optical illusion is reproduced with the permission ... Adelson of M.I.T. Click here for details on the Professo... also to Andy Grüneberg for bringing this to our attention.
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This optical illusion is reproduced with the permission of Professor Edward Adelson of M.I.T. Click here for details on the Professor's site. Thanks also to Andy Grüneberg for bringing this to our attention.
This is simply the best optical illusion we've ever seen. It illustrates why the really interesting thing about shadows is not what they are - simply the absence of light, contrasted against an area where light is hitting - but how our brains perceive them:
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<p align="left"><font color="#000000" face="Verdana"><small>This optical illusion is reproduced with the permission of Professor Edward Adelson of M.I.T. <a target="_blank" href="http://www-bcs.mit.edu/people/adelson/checkershadow_illusion.html"> <font color="#ff0000">C</font>lick <font color="#ff0000">h</font>ere for details on the Professor's site</a>. <span lang="en-gb"> Thanks also to Andy Grüneberg for bringing this to our attention.</span></small></font></p> <p align="left"><font face="Verdana" size="2">This is simply the best optical illusion we've ever seen. It illustrates why the really interesting thing about shadows is not what they are - simply the absence of light, contrasted against an area where light is hitting - but how our brains perceive them:</font></p> <p align="left"><img src="checkershadow-AB.jpg" width="540" border="0" height="420"></p> |
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