Monday, June 10, 2019

Geometry Links - June 10, 2019

Soap Bubble Wiki

Mandalagaba - mandala drawing program

Generatively designed chair that folds flat

Gary Doskas videos on spherical geometry
Some experimental spherical geometric construction of spherical harmonics
How to derive a general solution for the trigonometric relationship between a sphere and circles drawn on its surface and some examples of the spherical geometric construction of spherical fractional harmonics

The origins of Spikey, the Wolfram Matematica logo, from the hyperbolic dodecahedron to the rhombic hexecontahedron

"‘Knitting Is Coding’ and Yarn Is Programmable in This Physics Lab"

Physicists Uncover Quantum Structure of Buckyballs
Rovibrational quantum state resolution of the C60fullerene

Cubipods, a shape to resist self-organization—and-Manufacturing-The-Story-of-Cubipods-and-the-Innovative-Mold-Required-to-Make-Them

Fractals, hand-drawn by Sheldon Ebbeler

Optical illusion - perpetual diamond

'Live Soap' component for interactive form-finding of minimal surfaces with topology changes

Another symmetry for leaf growth patterns

Friday, April 12, 2019

Geometry Links - April 12, 2019

Sound-blocking metamaterial uses shape for acoustic insulation that allows light and air to pass through it
hat tip at

Cross-section of a rattlesnake rattle

Bertoldi Group:  Materials and Structures by Design 

Grasshopper Geography river and forest maps

Shrine of Whatslove - robotically woven carbon-fiber structure devoted to love and marriage

3/4 icosa ice igloo

Polygonia Design - "Rapidly Create Symmetrical Designs for Manufacturing"

Geodesic pergola in rural China

Laser cut paper geometric art inspired by Islamic design

Machine learning for amino acids to determine protein function and structure
Editorial Comment:  I remember reading Harvey Bialy’s article on “The I Ching and the Genetic Code” in the magazine IO back in the day.  64 codons in DNA to describe amino acids, 64 changes in the I Ching.  The essay is available in the IO Anthology
Some more recent work:
Defragged Binary I Ching Genetic Code Chromosomes Compared to Nirenberg’s and Transformed into Rotating 2D Circles and Squares and into a 3D 100% Symmetrical Tetrahedron Coupled to a Functional One to Discern Start From Non-Start Methionines through a Stella Octangula

Scutoids and bubbles

Sableglass - geometric blown glass objects

Wednesday, March 13, 2019

Geometry Links - March 13, 2019

A physics calculation of π
Part 1:
Part 2:
Part 3:

Ice melting under a glaze of ice around a tree

"New imaging technology captures movement of quantum particles with unprecedented resolution"
Hat tip David Kurland

Escher cookie cutters

Fibonacci sequence in E major as played on the piano
hat tip Mirja Holmboe

Visualization of sound - cymatics
Photography of musical notes in a bowl of water

Dinara Kasko - 3-D printed pastry
from October 4, 2016 Geometry Links
Architectural pastry chef Dinara Kasko
Editorial Comment:  Good to know we’re nearly 3 years ahead of the NYTimes

Mukimono - Japanese food carving
hat tip:  Mirja Holmboe (again)

Kickstarter for a set of wooden fractal tray puzzles
Earlier set of wooden puzzles
Michael Raynsford’s Shop: - including a remote controlled model strandbeest

Geometric treehouse hostel in an Italian forest

32 symbols may be our earliest written language
The First Signs: Unlocking the Mysteries of the World's Oldest Symbols by Genevieve von Petzinger
TED talk
Previously at
Neolithic geometric cave markings the beginning of written language?

53 best infographics - a treasure trove and a full course education if you follow the links
hat tip Marc Rudnick

Sunday, February 17, 2019

Geometry Links - February 17, 2019

Visual Education Project - lots of visuals of interesting projects
I got here from a reference to the circle in circle optical illusion machine
Hat tip to

“Smart Objects” using geometric principles:  Bifurcation-based embodied logic and autonomous actuation - for a lay explanation and a couple of short video examples

Das Totale Tan Theater 360º music video for the Bauhaus centenary

Kamikara Paper Toys by Haruki Nakamura
hat tip to @AlexSteffen

Matt Shlian sculpture, drawings, videos
hat tip:

High strength metallic wood from nanostructured nickel inverse opal materials - This paper describes a nickel-based cellular material, which has the strength of titanium and the density of water

Useful Charts - timelines, family trees, alphabets and writing systems….

Trompe L’Oeil portrait

Bcompact design - flat folding stairs and chairs

Mr June’s hexagonal street art

Selgascano - I found out about them through the auditorium they designed for Placensia, Spain but their body of work is high geometric art
hat tip: inhabitat

Hexeosis - kaleidiscopic art

Wednesday, January 2, 2019

Geometry Links - January 2, 2019

How to make a plywood sphere

118 bird species migration maps of the Western hemisphere
More bird resources:

Embroidery temari
More temari from Geometry Links in 2016:

ZHA KnitCandela Construction Process - 3D knitted formwork for concrete

Vector Snakes
More from Andrew Soper

Finding order in crumpled paper

Modular bike
I’d like an electric trike based on the form factor of a folding wheelchair that I could carry up three flight of stairs.  It might have a removable weather faring and generate electricity for the battery as well as use the battery for motive power.

How a goldsmith built the dome of Santa Maria del Fiore in Florence, the largest masonry dome in the world

MIT invents a system which produces 3-D structures one thousandth the size of the originals

Kokichi Sugihara’s mathematics of optical illusions

Virtual reality model of a cancer cell

Arena Arbor - a pop up dome for an interior design conference in Brazil based upon tree morphology and parametric design

Tuesday, November 13, 2018

Geometry Links - November 13, 2018

Hypercube -  a hi-tech work of art that simulates the appearance of a near infinite amount of light and space, contained within the finite volume of a sleek and futuristic frame

Neolithic geometric cave markings the beginning of written language?

Nuclear pasta - the hardest known substance in the universe

The Great Pyramid of Giza can focus electromagnetic energy at resonant wavelengths. Physicists now to copy the structure at nanoscale for solar and other application.

Quantum network architecture and teleportation through a quantum gate

Modular canopy reconfigurable by drone

Stabilimentum or web decoration by some species of spiders

Noah Deledda’s aluminum can sculptures

Triply Ambiguous Object - 2018 optical illusion of the year

Op art book covers animated

The shape of a symmetrical wormhole

Music Animation Machine