A Sense of Time

  • 100,000 BCE

    Fire

  • 42,000 BCE

    The Wheel

  • 35,000 BCE

    Sailing

  • 35,000 BCE

    IronWorking

  • 29,000 BCE

    Pottery

  • 12,000 BCE

    Farming

  • 6000 BCE

    Irrigation

  • 3400 BCE

    Writing

  • 3400 BCE

    Weaving

  • 2550 BCE

    The Great Pyramid

  • 2500 BCE

    Bronze Wokring

  • 600 BCE

    Roman Concrete

  • 323 BCE

    Death of Alexander the Great

  • 222 BCE

    WindMill

  • 206 BCE

    Compass

  • 6 BCE

    Birth of Christ

  • 105

    Paper

  • 142

    GunPower

  • 476

    Fall of the Roman Empire

  • 609

    Islam Founded

  • 1000

    Paper Currency

  • 1270

    Mechanical Clock

  • 1284

    EyeGlasses

  • 1440

    Printing Press (Gutenberg)

  • 1492

    Columbus sails to W. Indies

  • Pilgrims Land Plymoths Rock

  • American Independence

  • Steam Locomotive

  • Bicycle

  • Photography

  • Mechanical Reaper

  • Deere Self-Scouring Plow

  • Vulcanized Rubber

  • Pasteurization

  • Rechargeable Battery

  • U.S. Civil War Ends

  • Telephone

  • Phonograph

  • Typewriter

  • Coca-Cola

  • Diesel Engine (Patent Year)

  • Motion Pictures

  • Wright Bros. Fly

  • Ford's Model T

  • Man Mad Fertilizer

  • World War I

  • Fordson Tractor

  • Transatlantic Flight

  • First Radio Station

  • Television

  • Penicillin

  • Nylon

  • World War II Begins

  • McDonald's

  • A-Bombs dropped on Japan

  • Transistor

  • AI

  • Barcodes

  • Polio Vaccine (Salk)

  • Light Bulb

  • Sputnik Launched

  • Moonlanding

  • Pong Debuts

  • Motorola DynaTec Cell Phone

  • VHS VCR

  • Apple II Personal Computer

  • Sony Walkman

  • Smallpox Eradicated Worldwide

  • CD

  • Internet

  • CRISPR

  • Nanotubes

  • Bluetooth

  • Cloning of Dolly

  • WiFi

  • iPod Debuts (hard drive)

  • Google Maps

  • iPhone debuts

  • Netflix Streaming

  • Bitcoin

  • Today