Designed an illusion shape in Sketchup. It works in silico but will it work in the real world? Advertisements
This is another illusion by Kokichi Sugihara. There’s an explanation of the geometry involved in David Richeson, “Sugihara’s Impossible Cylinder”, Math Horizons, September 2016, 18–19, and a pattern for making one out of paper at https://www.maa.org/sites/default/files/pdf/horizons/RichesonImpossibleCylinder.pdf which I adapted for this.
This actually is something I plan on using with tomorrow’s project.
Another thing I’ve wanted to make for some time. This is from https://www.scientificamerican.com/article/magneticslopes-make-your-own-illusion/, from the work of Kokichi Sugihara.
Don’t read the replies to this tweet: (because then you’ll have to bleach your eyes.) An interesting statistic; I’d kind of like to read more about it, but I don’t have a WSJ subscription. I wondered, though, how this sort of thing has evolved since 1789. If I’m doing this right (possibly I’m not), not … More The perversity of the Senate
Been intending to do this for YEARS.
Happy Doctor Who Day! I’m thankful we’re still here.
So I did. (Click photo for another angle.)
This I can afford to build.