A tower made of tubes that don’t touch one another may not seem like it should be able stand…but it can. The principles that make such a structure possible involve certain geometries and pre-tensioned cords connecting the tubes. On April 28, 2017, a group of Duke Engineering freshmen and sophomores demonstrated this principle to be true by constructing a "tensegrity tower." Learn more at: pratt.duke.edu/...
4 окт 2024