Ever go to pour ketchup on your fries…and nothing comes out? Or the opposite happens, and your plate is suddenly swimming in a sea of red? George Zaidan describes the physics behind this frustrating phenomenon, explaining how ketchup and other non-Newtonian fluids can suddenly transition from solid to liquid and back again.
Amazing Chladni Plate Experiment
This is the Chladni plate experiment. Specific frequencies vibrate the metal plate so that it creates beautiful geometric patterns.