Quote Originally Posted by SuperTorch
I thought this was one of the better illusions or just proof that what we think we see is not allways the truth. Print this image on your pc then fold the A and B squares until they touch or cut them out and place them side by side. Yep they are the same color.

http://img467.imageshack.us/img467/3...hadowabnr3.jpg
That is pretty cool!