Blog.CarlRobitaille.org

Indiscriminate laziness

This arrow by mathematician and sculptor Kokichi Sugihara can’t point left

Posted on 2019/08/05 by Carl Robitaille

This arrow by mathematician and sculptor Kokichi Sugihara can't point left. Here's how it works: It's 3D-printed with a bunch of curves our brains don't register. pic.twitter.com/Xa32GrI7ii
— Khai (@ThamKhaiMeng) August 4, 2019

Munker Illusion

Posted on 2019/07/28 by Carl Robitaille

In this colorization by @hodefoting, only the gridlines contain color, the photo is black and white. But you see colors. This is a visualization of the Munker illusion https://t.co/QLDJSRMCaA [more on the author's site: https://t.co/Cf7mvLTU1b] pic.twitter.com/3A938tNvyU
— Massimo (@Rainmaker1973) July 27, 2019

The moiré effect

Posted on 2019/07/20 by Carl Robitaille

The moiré effect is an optical illusion created by parallel lines crossing over each other in the field of view; you can use this effect to make looping animations https://t.co/sAnAx1zByV [source of the gif: https://t.co/1eWxLky5zY] pic.twitter.com/ZlV6v9WgFy
— Massimo (@Rainmaker1973) July 20, 2019

Un cercle est un carré, un carré est un cercle

Posted on 2019/07/05 by Carl Robitaille

"Un cercle est un carré, un carré est un cercle"

Crédits : Troika (https://t.co/HNIaxrQU1B) pic.twitter.com/5vWyCn4FOK
— Creapills 💊 (@creapills) July 5, 2019

Peepo-kun is not moving at all

Posted on 2019/06/10 by Carl Robitaille

Translated : “This GIF, Peepo-kun is not moving at all. The human brain is so simple that it is fooled by arrows” https://t.co/HrGDbCbtFf
— zach lieberman (@zachlieberman) June 9, 2019