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 How David Blaine Held His Breath For 17 Minutes How Many Dimensions Does The Universe Have? Sonoluminescence: When Sound Creates Light The Most Epic Sites On Mars That Humans Should Visit We might be living in a simulated world Why Australia’s fires are linked to floods in Africa