Warning: If the following illusion makes you nauseous or dizzy, please scroll down to the next post. The Purple Nurple, as this illusion is called, is what’s known as an anomalous motion illusion (sometimes grouped in with animation optical illusions), whereby a series of shapes and colors creates the appearance of movement while staying completely [...]

Whoah! Never expected that Lima’s illusion would trigger so many reactions (over 400 in less than 24 hours)! Unfortunately, not that many of you guessed it right. It seems that even I was tricked by it. My guess was that the hand is in front of the object, with bars painted on it to make [...]

how many rocks optical illusion

Now this is an interesting find! Aihira Kenji, the one responsible for Rope Illusion and Football Player Stereogram, created this fine little animated gif file. The game is simple – All you have to do is count how many boulders are present inside the picture.  Is it 9? No, wait! There are 10! No, wait…I [...]

4D Hypercube Optical Illusion

Ok, we both know this isn’t a real 4D Cube (also known as Hypercube). Never the less, this animation really blew me when I first glazed my eyes on it. If you are interested more in mathematics behind 4D spaces, be sure to browse Wikipedia. In the meantime, enjoy!