What If Friction Vanished for a Day? Cities as Ice Rinks
Imagine waking up one morning to find that the very force keeping your feet steady on the pavement—the invisible grip known as friction—has vanished. For 24 hours, friction takes a complete holiday, turning every surface into an effortless slide. Streets, sidewalks, doorknobs, even the soles of your shoes offer no resistance. Cities transform overnight into … Read more
