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.
Crazy Circle Illusion
Here is another crazy circle illusion by Brusspup. Look at those dots! These eight dots seem to be doing a circular movement!
