1520151740849

50 Greatest breakthroughs since the wheel

By ADML
  • 4000 BCE

    The sailboat

    The sailboat
  • 3400 BCE

    The nail

    The nail
  • 1500 BCE

    Alphabetization

    Alphabetization
  • 400 BCE

    The abacus

    The abacus
  • 260 BCE

    The lever

    The lever
  • 250 BCE

    Archimedes’ screw

    Archimedes’ screw
  • 105

    Paper

    Paper
  • 618

    Paper money

    Paper money
  • 900

    Gunpowder

    Gunpowder
  • 1100

    The compass

    The compass
  • 1248

    Optical lenses

    Optical lenses
  • 1300

    The mechanized clock

    The mechanized clock
  • 1436

    The Printing Press

    The Printing Press
  • 1582

    The Gregorian calendar

    The Gregorian calendar
  • The steam engine

    The steam engine
  • The sextant

    The sextant
  • Machine clock

    Machine clock
  • The cotton gin

    The cotton gin
  • Vaccination

    Vaccination
  • Scientific plant breeding

    Scientific plant breeding
  • Cement

    Cement
  • Photography

    Photography
  • The combine harvester

    The combine harvester
  • The telegraph

    The telegraph
  • The moldboard plow

    The moldboard plow
  • Anesthesia

    Anesthesia
  • Refrigeration

    Refrigeration
  • Sanitation systems

    Sanitation systems
  • Industrial steelmaking

    Industrial steelmaking
  • Oil refining

    Oil refining
  • Oil drilling

    Oil drilling
  • The internal combustion engine

    The internal combustion engine
  • Pasteurization

    Pasteurization
  • The telephone

    The telephone
  • Electric light bulb

    Electric light bulb
  • The steam turbine

    The steam turbine
  • The automobile

    The automobile
  • Radio

    Radio
  • Air-conditioning

    Air-conditioning
  • The airplane

    The airplane
  • The assembly line

    The assembly line
  • Nitrogen fixation

    Nitrogen fixation
  • Rocketry

    Rocketry
  • Television

    Television
  • Penicillin

    Penicillin
  • Nuclear fission

    Nuclear fission
  • Semiconductor transistor

    Semiconductor transistor
  • The pill

    The pill
  • The Internet

    The Internet
  • The green revolution

    The green revolution
  • The personal computer

    The personal computer