The Shifting Ball – Perpetual Motion Device Interesting idea for a perpetual motion device. Facebook Prev Article Next Article Free Energy Checkout these cool gadgets... Related Posts Roadside Wind Turbine Turns Traffic Into Energy Diamagnetic Levitator With Bismuth – No Energy Cost, Indefinite Levitation Fusion Energy – Two Recent Announcements Algae to Crude Oil in Less Than 60 Minutes World’s Simplest Electric Train 2 We Just Got Closer to Nuclear Fusion