Could anyone build this triangle out of real material? With today’s technology, probably yes :)
Is this a square? Although it appears that the square’s sides bend inwards, they are actually straight lines!
Which inner circle is bigger? Although it appears that the inner circle on the left is bigger, they are actually the same size!
Is this an image of a Jazz musician, or of a female face? You decide on this Illusion!
Roman Centurions would be puzzled with this columns if they saw them. How many columns are there?
The squares marked A and B are the same shade of gray, yet they appear different. Read inside this article to get proof and explanation…
This really a nice one. Circular snakes appear to rotate ‘spontaneously’, while in reality this is a static jpeg image..