Geometry Links - March 25, 2026

Puzzlebomb 2 & 3 D jigsaw puzzles
https://puzzlebomb.com/collections/browse-all-puzzles

Star 3D Sensory Fidget Toy
https://www.tiktok.com/@george_grm/video/7532161413297638658

Ruth Asawa exhibition at MOMA, photographs by Elizabeth Resnick
https://www.facebook.com/photo?fbid=10225437769486204&set=pcb.10225437776886389

Ulam’s spiral of primes
https://x.com/PhysInHistory/status/2015029114621804612

Resolving a topology puzzle
https://www.quantamagazine.org/two-twisty-shapes-resolve-a-centuries-old-topology-puzzle-20260120/
hat tip to boingboing.net

Rinus Roelofs’ Compound of 5 Tetrahedra to Tetrahelix
https://www.facebook.com/reel/935963982231517
and Icosahedron to Tetrahelix
https://www.facebook.com/reel/2570762116675763

Hypertiles toy
https://funinmotiontoys.com/products/hypertiles

Kirby Urner’s Cascadian Synergetics
https://docs.google.com/presentation/d/1zcJsWYuV_DW1HKZirsoufacPMNlXQgWoYHeYPOPS1kY
https://www.youtube.com/watch?v=4G0sHXgpZxA

Visualizing Climate Conference 2026 - Bologna, Italy, November 4-6
https://climate.copernicus.eu/visualising-climate-2026

Mapping all the connections in a fly’s brain
https://www.nature.com/articles/s41586-024-07686-5
BBC article: https://www.bbc.com/news/articles/c0lw0nxw71po
If you meet a paywall: https://archive.ph/ivKQL

Beading with Algorithms: Cellular Automata in Peyote Stitch - "Can you weave beads so that each new stitch you take depends upon what you have already beaded? To answer this question, we explore how the mathematical concept of one-dimensional cellular automata can be applied to beaded peyote stitch, in other words, beading with algorithms.”
Beading With Algorithms: Cellular Automata In Peyote Stitch by Gwen Fisher, Roger Antonsen, Zelda Lin (Artist)
https://www.worldscientific.com/worldscibooks/10.1142/14357#t=aboutBook
30% off code: RECMATH30

Icosahedral wind machine
https://www.instagram.com/reel/DV0zPcUj-FG/?igsh=cjBqY3NhNWJiYTlt
https://www.instagram.com/geowind.kr/
https://geowind.kr/
hat tip to Marshall Spriggs
Editorial Comment; I wonder if it can go through a Jitterbug transformation

Geometry Links - January 10, 2026

Angela Cupertino - scholarship winner at Pacific Coast OrigamiUSA Conference 2025
https://www.facebook.com/photo/?fbid=1128729186042290&set=a.502627711985777

Kinetic furniture
https://www.core77.com/posts/139276/Experimental-Kinetic-Furniture-Design-Aaron-Preyers-Blooming-Project

AI that builds machines called Noyron trained a Large Computational Engineering Model [LCEM] and designed his hypersonic precooler which uses a fractal folding algorithm to chill down superheated air
https://x.com/BrianRoemmele/status/1989759968959156297
hat tip Karl Thideman

8th grader Miles Wu folds origami that can hold over 9000 times its own weight
https://www.youtube.com/watch?v=QCODaKLzL-w
hat tip to boingboing.net

283 trillion colors of fractals
https://www.facebook.com/reel/1988387765038458
hat tip Vinay Gupta

The mountains of Pluto
https://x.com/MAstronomers/status/2005055593502179767

Best Northern Lights photography of the year - the geometry of our electromagnetic atmosphere
https://capturetheatlas.com/northern-lights-photographer-of-the-year/

Natural motion of a pendulum
https://x.com/Saganismm/status/2007795854145712410

New Kosticks design
https://www.facebook.com/watch?v=1540874743631158

Aqua Swimming Sea Bike
https://x.com/SalmanGreen/status/2009188815756480841

Frost flowers
https://www.instagram.com/p/DRuTEkoEWTP/
hat tip to boingboing.net

Robert Fathauer mathematics art
https://www.mathartfun.com/robertfathauer.com/index.html