How Was Time Invented, and Why? Humans invented clocks from the daily motion of the Sun. The Egyptians used a water clock in the 16th century BC. Then the ancient Romans made the first clock by measuring
Do You Understand Time? "Time" is absolute and moves at a constant motion at the speed of light. We call the motion "time," but it’s motion, and we measure motion with clocks. (Erik Lovin)Motion moves.