A 140 year-old physics problem may have just been solved...Can a sprinkler work and spin in reverse? Comment your answer below as I take a look into this breakthrough research experiment that claims to solve the mystery, once and for all... Read the paper here: Centrifugal Flows Drive Reverse Rotation of Feynman’s Sprinkler; Kaizhe Wang, Brennan Sprinkle, Mingxuan Zuo, and Leif Ristroph, Phys. Rev. Lett. 132, 044003 https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.132.044003 Merch! I think Scientists are Rockstars so I made t-shirts to celebrate it Einstein Rockstar Tee: https://www.drbenmiles.com/merch/p/rockstar-scientist-tee-einstein Curie Rockstar Tee: https://www.drbenmiles.com/merch/p/rockstar-scientist-tee-curie Schrodinger Rockstar Tee: https://www.drbenmiles.com/merch/p/rockstar-scientist-schrodinger #breakthrough #physics #science #mystery Chapters: 00:00 What Is Feynman's Reverse Sprinkler Problem? 0:48 The History Of The The Feynman Sprinkler 3:32 Why Does A Sprinkler Spin? 6:42 Suction Vs Blowing: Airflow & Velocity 8:17 The Experiment 12:37 The Results: Mystery Solved? 13:41 Explanation and Visualising The Results If you enjoy the channel and want even more physics, tech, and business content, I've just launched new Instagram and Threads pages. Follow on the links below Insta: https://www.instagram.com/drbenmiles Threads: https://threads.net/drbenmiles Newsletter https://drbenmiles.substack.com/ A few people have asked so I've added the info below. Some of these are affiliate links. If you make a purchase it doesn't cost you anything extra, but a percentage of the sale will help support this channel and my work to bringing entrepreneurship into science. My camera : https://amzn.to/3ed5Xac My lens: https://amzn.to/3xIAZyA My lav: https://amzn.to/2SeE20Y and https://amzn.to/3nK33wA My mic: https://amzn.to/3gUYYEv