Tensegrity Icosahedron: Six brass struts float isolated from each other but held in a stable configuration by a net of 24 connecting cables. I made this sculpture using hollow brass tubes and weaving through them a single strand of fishing line, which is connected after passing through each tube exactly four times. This configuration of three sets of parallel struts forms the geometry of a Jessen’s icosahedron, and this tension-integrity concept was invented by Kenneth Snelson and made famous by