It’s Those Cogs Again!

I see a real debate going on, regarding our previous illusion. Even though “Mail Box” was the proper answer, I take full responsibility for the…

Mysterious Shapes Illusion

Seems we got ourselves featured by the Yahoo front page yesterday! No wonder for all those hundreds of thousands of visitors coming in for the…

Here is an illusion one of our fans named Eli spotted at his local supermarket. It took me few seconds before I noticed what Eli…

So, Wedde-Lynn Doe sent us this funny comic the other day. Her timing was perfect, because just today I’ve stumbled upon an exactly the same…

Optical illusions fool us by violating our assumptions about what we see. The end results of how our brains process visual cues can be fascinating…

Here’s another submission I overlooked back in 2008. This one was sent in by Andrew Griffiths, who has seen this type of illusion hundreds of…

All the way back in 2007 Mourits de Beer noticed how there aren’t many stereograms on our website. I apologize to Mourits for waiting so…

Utpal Shah mailed us this photo gallery, one that features Chinese artist Li Wei in some of his astonishing art installations. As some of you…