Spinning objects have strange instabilities known as The Dzhanibekov Effect or Tennis Racket Theorem - this video offers an intuitive explanation. Part of th...
M. Müller, J. Bender, N. Chentanez, and M. Macklin. Proceedings of the 9th International Conference on Motion in Games, page 55--60. New York, NY, USA, ACM, (2016)