It might surprise most people to learn that knots tied in cords and thin ribbons have probably traveled on every interplanetary mission ever flown. See knots on Rover Curiosity, right.Acceptable NASA knots are specified in NASA Technical Standard NASA-STD-8739.4 -- Crimping, Interconnecting Cables, Harnesses, and Wiring.
If human civilization ends tomorrow, interplanetary landers, orbiters, and deep space probes will preserve evidence of both the oldest and newest of human technologies for millions of years.Pictures courtesy of International Guild of Knot Tyers Forum
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