That's very cool! I love that website -- I visit it daily -- it has all kinds of neat stuff -- especially the lolcats
Thanks for sharing that!
If you have astigmatism, they both move...in different directions.
For me, they both move. I don't know if it's from astigmatism, because I DO have that, but I can't keep either one of them still! :-)
Only the center box moves for me, no matter where I focus.
They both move for me. In different directions.
Here's an illusion that I found pretty amazing... shows us in a very frightening way, how our brains just don't always work properly...
I suggest you look through the whole video, by focusing on the center point. Then look at the video a second time, focusing on the faces... and you'll notice the difference.