Earth's Abnormal Spinning May Force Timekeepers to Deduct 1 Second From Our Clocks For the First Time Scientists have observed for the first time that the Earth is fastly spinning. Since it's rotating faster than before, clocks may have to skip a second. by Joseph Henry
Science Foucault Pendulum: Here's the 171-Year Old Invention that Proves the Earth Rotates and Spins by Isaiah Richard