Blog.CarlRobitaille.org

Indiscriminate laziness

Model of the gyroid

Posted on 2020/12/29 by Carl Robitaille

Here's a fun winter break paper-craft project. To make this model of the gyroid, you will need a glue-stick or similar, and 120 short and 48 long strips, where the long strips are about 1.15 times longer than the short. Strips to cut out here: https://t.co/1TT3iFvCdt pic.twitter.com/LNTpPFnRC8
— Henry Segerman (@henryseg) December 20, 2020

The Real Thing

Posted on 2020/12/18 by Carl Robitaille

And talking of mirror reflections, congrats to the UK's own @ScienceMagician who was runner-up this year. https://t.co/xGvJbY3qeQ
— Alex Bellos (@alexbellos) December 18, 2020

3D Schröder Staircase

Posted on 2020/12/18 by Carl Robitaille

The Japanese master of optical illusions, Kokichi Sugihara, has won the 2020 Illusion of the Year with a 3D version of a well known 2D illusionhttps://t.co/JsXMnByXtH
— Alex Bellos (@alexbellos) December 18, 2020

Musette Maximum

Posted on 2020/12/15 by Carl Robitaille

Découvert grâce à l'excellente émission Rock Classique sur CFOU à Trois-Rivières: https://t.co/WmMHziomTx

Musette Maximum https://t.co/9kuIYnFVjd
— La_Maudite 🐧 (@La_Maudite) December 14, 2020

Hieronymous Bosch figurines

Posted on 2020/12/10 by Carl Robitaille

Hieronymous Bosch figurines

I'm stuck deciding amongst Hieronymous Bosch figurines. Blue flutist, Bird with letter, or Egg monster?https://t.co/X2OKOgMR1I pic.twitter.com/vZb4LEeR2k
— Sean Carroll (@seanmcarroll) December 6, 2020

Making an unpickable lock. Calling locksmiths

Posted on 2020/12/02 by Carl Robitaille

PC booting from a vinyl record (earrape warning)

Posted on 2020/11/22 by Carl Robitaille

It’s difficult to get gears with only five teeth to drive each other smoothly

Posted on 2020/11/21 by Carl Robitaille

Ordinary gears don’t cut this much into their neighbour’s space. It’s also difficult to get gears with only five teeth to drive each other smoothly. https://t.co/ONCnKtiC1U
— Henry Segerman (@henryseg) November 22, 2020

Orienter les clous avant de les mettre en boîte

Posted on 2020/11/21 by Carl Robitaille

Pour orienter les clous avant de les mettre en boîte, cette société utilise un champ magnétique !

Vidéo RT de @catpancake

pic.twitter.com/gsVBf4u5RV
— Norbert explique nous (@NorbertExplique) November 21, 2020

Meltdown Flags

Posted on 2020/11/21 by Carl Robitaille

Meltdown Flags

What a clever way to visualise the shrinkage of glaciers around the world. The white in each nation's flag represents the size of glaciers at three points in time. Go to the website for more flags. Source: https://t.co/KxjX9XHOmn pic.twitter.com/V9QrGLk0Jv
— Simon Kuestenmacher (@simongerman600) November 21, 2020