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Physicists have argued over this problem since 1883. It may now be solved.
Brennan Sprinkle, assistant professor of applied mathematics and statistics, was co-author on a study that examined how a submerged lawn sprinkler would rotate if run in reverse, with the water flowing in through the sprinkler arms.
July 14, 2026
Solution to Feynman’s reverse sprinkler puzzle also applies to “silly sprinklers”
Brennan Sprinkle, assistant professor of applied mathematics and statistics, co-authored the "silly sprinklers" article in Proceedings of the National Academy of Sciences with Leif Ristroph, associate professor of mathematics at NYU.
July 13, 2026
Freeing Guam’s future through technology
Through a partnership between the University of Guam, Mines, and ASTRO America, students in Guam will have the opportunity to earn a mechanical engineering degree with a specialization in additive manufacturing.
July 10, 2026