How We Proved Earth Rotates Using a Giant Swinging Ball People have suspected that Earth rotates for thousands of years, but how did we first prove it? Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Which Countries Have The Fastest Internet? Is it Possible to Curve a Bullet? | MythBusters When You Burn Fat, Where Does it Go? How Ocean Currents Work (and How We Are Breaking Them) Why It’s Almost Impossible to Ride a Bike 60 Kilometers in One Hour The World’s Quietest Room