sense of time By ethanschmidt 100,000 BCE Fire 29,000 BCE Pottery 8000 BCE Farming 8000 BCE Weaving 6000 BCE Irrigation 4000 BCE Wheel 3500 BCE Sailing 3400 BCE Writing 3300 BCE Bronze Working 3000 BCE Iron Working 2550 BCE The Great Pyramids 323 BCE Death of Alexander the Great 300 BCE Roman Concrete 206 BCE Compass 1 BCE Birth of Christ 105 Paper 476 Fall of the Roman Empire 610 Islam Founding 650 Paper Currency 800 Windmill 850 Gunpowder 1268 Eyeglasses 1400 Mechianal Clock 1440 Printing Press 1492 Columbus Sailing to W. Indies 1620 Pilgrims Land Plymouth Rock 1776 American Independence 1804 Steam Locomotive 1817 Bicycle 1822 Photography 1830 Mechanical Reaper 1837 Deere Self-Scouring Plow 1842 Man Made Fertilizer 1844 Vulcanized Rubber 1859 Rechargeable Battery 1862 Pasteurization 1865 US Civil War Ends 1868 Typewriter 1876 Telephone 1877 Phonograph 1879 Light Blub 1886 Coca-Cola 1895 Motion Pictures 1898 Diesel Engine 1903 Wright Brother Fly 1908 Ford's Model T 1914 World War 1 1917 Fordson Tractor 1919 Transatlantic Flight 1920 First Radio Station 1927 Television 1928 Penicillin 1935 Nylon 1939 World War II Begins 1940 McDonald's 1945 A-Bombs on Japan 1947 Transistors 1950 AI 1952 Barcodes 1955 Polio Vaccine 1957 Sputnik Launched 1969 Moon Landing 1972 Pong Debuts 1975 VHS VCR 1977 Apple II Personal Computer 1979 Sony Walkman 1979 CD 1980 Smallpox Eradicated Worldwide 1983 Motorola DynaTec Cell Phone 1983 Internet 1987 CRISPR 1991 Nanotubes 1994 Bluetooth 1996 Cloning of Dolly 1997 WiFi 2001 iPod Debuts 2005 Google Maps 2007 iPhone Debuts 2007 Netflix Streaming 2009 Bitcoin 2023 Today