Time throughout the ages By ince26 200,000 BCE Homo Sapiens evolved https://www.britannica.com/science/human-evolution 20,000 BCE First evidences of counting (Isango bone) https://afrolegends.com/2013/08/29/the-ishango-bone-craddle-of-mathematics/ 3500 BCE early Egypt - obelisks. Telling time by the shadow https://www.egardwatches.com/blogs/news/how-did-people-tell-time-before-clocks 1700 BCE Burning rope (Japan, China) 1500 BCE Sundials (Babylonia, Egypt) 1400 BCE Water Clock 'clepsydra' (early Greeks and Egyptians) http://collection.sciencemuseum.org.uk/objects/co454/egyptian-water-clock-water-clock-model-representation 520 BCE Candle Clocks https://historyplex.com/candle-clock-history-facts-limitations 500 BCE Mayan calendar https://www.timeanddate.com/calendar/mayan.html 350 BCE Hourglases https://en.wikipedia.org/wiki/Hourglass 1300 First mechanical clocks 1400 First Watches 1600 Mehanical clock with pendulum