(39 votes)
Take a look at this short and simple animated #gif showcasing the Jastrow illusion in action! The Jastrow illusion was first discovered in 1889, by American psychologist Joseph Jastrow. In this clip, both figures are identical in size, although the lower one appears to be slightly longer. The short edge of the upper shape is [...]
(59 votes)
Here’s an illusion we already had an opportunity to experience first hand in one of our earlier posts. This is the best example I’ve seen up to date. Although it may seem intuitively impossible at first, when we take the shape of the table surface on the left and apply it to the table on [...]
(48 votes)
Here’s an update to an old post. I’ve just switched the picture and replaced it with a higher res version. New post coming up in a second… Lines A-B and C-D in the picture below are of the same length. You don’t believe me? That’s fine, go ahead and measure them for yourself! For more [...]
(36 votes)
Illusion below is something better known as Roger Shepard’s “Turning the Tables” illusion. Basically it’s the same thing we featured multiple times, using different motif. Look at the two Mona Lisa’s below. If I told you they had an equal surface area on their tops, you’d probably take it for granted. But what if I [...]
(43 votes)
Here’s an easy question for all of you – check the plates below and see if you can tell which plate contains the biggest portion of food? Are you sure you have picked the right plate? Think about it before you proceed reading the answer -> In reality, each plate contains exactly the same amount [...]
(64 votes)
Few years ago I’ve received these two photos as a submission for Mighty Optical Illusions blog. Somehow they’ve slipped my attention and I never seem to have published them. I apologize to the submitter as I don’t have his/her original email any more, so can’t credit the source properly. Anyway, it is truly amazing what [...]
(46 votes)
If one pill makes you larger and another one makes you small, then someone must have been quite busy distributing those pills to the following photographers. Their subjects are all sorts of wrong sizes. And not just people have been given them magical pills, no sir! Below photo of horses in a field in Doellstaedt, [...]
(68 votes)
The tracheal tube illusion animation your about to see has been circulating the net lately. It is a simple relative sizes optical illusion, which goes in tandem with the following question: Which tracheal tube is longer? When I first saw it, two questions immediately captured my attention: A) What is “tracheal tube”? and B) Will [...]
