True or false … in the picture below, squares A and B are the same color:
Like me, you probably answered false, right? In fact, they’re actually the same! I didn’t believe it, and figured it was a joke or used some other trick … so I copied each square into Photoshop:
Even now that I know they’re the same, I still can’t see it in the original picture no matter how hard I try. Thanks to Edward H. Adelson at MIT for creating this!