#WIPWednesday #HandSpinning #FiberPrep #Nålbinding #Crochet
#Penrose #Tiling is a fascinating geometric pattern discovered by physicist Roger Penrose that covers an infinite plane completely without ever repeating itself.
Instead of traditional translational symmetry, it possesses a unique five-fold rotational symmetry and forms structures known as quasicrystals, which mirror patterns found in rare natural minerals.
Penrose Railway Station, Auckland City, 9 Apr 1958
Aerial photograph taken by Whites Aviation.
Quantity: 1 b&w original negative(s).
Physical Description: Photographic negative
Alexander Turnbull Library via DigitalNZ
http://api.digitalnz.org/records/32053748/source
#Penrose #Negatives #AerialPhotographs #PhotographicNegative #AlexanderTurnbullLibrary
#KnowledgeBit: The #Penrose #Stairs are a two-dimensional optical illusion that depicts a staircase that forms a continuous loop. The stairs make four 90-degree turns as they ascend or descend.
When viewed from a specific angle, it gives the illusion that the stairs are continuously ascending or descending. However, the structure is physically impossible to exist in three-dimensional space.