Pat Ashforth and Steve Plummer, the couple from UK, run a nice site, WoollyThoughts, dedicated to the “mathematical knitting”:
A year ago, Stephan Rafler from Germany published a paper about the continuous generalization of Conway’s Game of Life:
Frank Haase — the designer from Germany — has created the interesting sculpture, “Trinity”: it’s a cube made of the plexiglass with a cloud of balls inside. These balls appear as 3 different QR-codes while being watched from different directions:
Some holiday pictures: