Estimation
20 July 2015 0 Comments
Have a look at today’s image that was created by Professor Akiyoshi Kitaoka from Ritsumeikan University in Kyoto, Japan. We’ve posted images similar to this one in the past, but I thought that it was a pretty good representation of an old optical illusion concept. Each of the rings are circles, even though they certainly […]
Estimation
19 February 2015 0 Comments
In this variation of the Cafe Wall illusion, created by Alan Stubbs, the vertical gray lines between the black and white squares appear to be quite wavy. If you take a straight edge (like a sheet of paper or a ruler), however, and hold it up to the lines, you will find that they are […]
Estimation,Video
11 December 2014 0 Comments
This brief video shows a pair of circles that appear to be very warped or distorted. Using circles cut out from a sheet of white paper, the creator of this video demonstrates that there is nothing warped about them at all. Even after you know the truth, once the white circle cut outs are removed, […]
Estimation
3 November 2014 0 Comments
In this new twist on an old optical illusion, two spaceships can be seen flying through a wormhole. The spaceship in the front appears to be significantly smaller (maybe half as big?) than the one behind it. Surprisingly, however, both spaceships are the exact same size. The wings of the spaceship in the back are […]
Estimation
2 October 2014 0 Comments
The sphere that is placed closest to you looks to be about half the size as the sphere in the background. Surprisingly, both spheres are exactly the same size. If you don’t believe it, grab a ruler and measure them both to confirm. For a similar effect, be sure to revisit the SUV Illusion where […]
Estimation,Video
4 September 2014 0 Comments
In this brief video from Scientific American, the Ames Room illusion is demonstrated and then completely revealed. If you are not familiar with an Ames Room, first have a look at this vintage Ames Room illusion photograph. Now watch the video and see exactly how this trick is done.
Estimation
9 July 2014 0 Comments
Today’s illusion comes to us straight from the “Roaring ’20s”. It is the 18th card in a series of 25 optical illusion cards published in 1926 by Major Drapkin & Co (London) which was a branch of The United Kingdom Tobacco Co Ltd. The reverse side of the card contains the following: Which is […]