Sense of time By 20210515@kaukaunasd.org 41,500 BCE Fire 18,000 BCE pottery 10,000 BCE farming 10,000 BCE Weaving 4000 BCE The Wheel 3500 BCE Bronze Working 3100 BCE Sailing 3000 BCE Writing 1700 BCE The Great Pyramid 1550 BCE Iron working 600 BCE Roman Concrete 323 BCE Death of Alexander the Great 6 BCE Birth of Christ 376 Fall of the Roman Empire 499 Windmill 618 Paper currency 631 Islam founded 850 Gunpowder 1190 Compass 1286 Eyeglasses 1300 Mechanical Clock 1441 Irrigation 1445 Printing Press 1492 Columbus sailed to West Indies 1620 Pilgrims land Plymouth Rock 1776 American Independence 1800 Photography 1814 Steam locomotive 1817 Bicycle 1831 Mechanical Reaper 1837 Deere Self-Scoring Plow 1839 Vulcanized Rubber 1842 Man made Fertilizer 1852 Polio Vaccine 1859 Rechargeable Battery 1862 CD 1864 Pasteurization 1865 US Civil War ends 1873 Telephone 1877 Phonograph 1878 Typewriter 1878 Light Bulb 1886 Coca-Cola 1888 Motion Pictures 1893 Diesel Engine 1895 First Radio Station 1903 Wright Bros Fly 1908 Ford's Model T 1914 World War 1 1917 Fordson Tractor 1927 Television 1928 Penicillin 1931 Transatlantic Flight 1935 Nylon 1937 McDonald's 1939 World War II begins 1945 A-bombs dropped on Japan 1947 Transistor 1950 AI 1957 Sputnik Launched 1969 Internet 1969 moonlanding 1970 Motorola DynaTec Cell Phone 1972 Pong Debuts 1974 Barcodes 1975 VHS and VCR 1977 Apple II Personal Computer 1979 Sony Walkman 1980 Smallpox Eradicated worldwide 1987 CRISPR 1987 Nanotubes 1994 Bluetooth 1996 Cloning of Dolly 1997 Netflix Streaming 1999 Wifi 2001 ipod deputs 2005 Google Maps 2007 iphone debuts 2009 Bitcoin 2024 today
