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 The Trouble with Transporters Are We Living In A Hologram? Everything You Need to Know About the Higgs Boson The Future Of Warfare: Laser Cannons & Drone Armies Top 7 Tech Breakthroughs Of 2017 The World’s First MRI of a SINGLE Atom Is Here