1901-1920 Bianca, Abraham, Rodrigo

  • First Radio reciever

    Ernst Alexanderson, Swedish-American engineer.
    High frequency alternator for the first time, which transmission of radio waves
  • Period: to

    1901-1920 Bianca, Abraham, Rodrigo

  • First Vacuum Cleaner

    British engineer Hubert Cecil Booth created motorized vacuum cleaner
  • First Trans-Atlantic Radio Signal

    Guglielmo Marconi sent first transatlantic radio signal which became the first real use of radio waves as a source of communication.
  • First Lie Detector/Polygraph

    Lie detector or polygraph invented by James Mackenzie.
  • Neon Lights

    George Claude invented neon lights
  • First Air Conditoner

    Willis Carrier invents the air conditioner
  • The Teddy bear is introduced

  • Bottle Making Machine

    Bottle making machine invented by Michael J. Owens.
    First commercially successful, fully automatic bottle-making machine.
  • Discovery of Typhoid Vaccine

    Dr. Harry Plotz discovered a vaccine for typhoid fever.
  • First License Plate in U.S.

    The first state-issued license plates were issued in Massachusetts, beginning in 1903. The very first plate, featuring the number "1," was issued to Frederick Tudor.
  • First message to travel around the world

    A message from President Theodore Roosevelt traveled around the globe.
  • First Silent Movie

    The first silent movie was released and it was called "The Great Train Robbery"
  • The Wright Flyer

    The Wright brothers did research on propellors, air foils, and wing surfaces. Orville Wright got into the Wright flyer and flew the first air plane for 12 seconds.
  • Dynamite

    Dynamite is made with whale glycerin.
  • First Radar

    Invented by german engineer, Christian Hulsmeyer, using patented an early warning system for shipping.
  • Diodes

    The first commercial diode vacuum tube was invented by John Ambrose Fleming.
  • New York City Subway Opens

    NYC Mayor George McCellan introduces new rapid transit system: The Subway.
    More than 100,000 people paid a nickel to take their first trip under Manhattan.
  • Einstein proposes his theory of Relativity

    Einstein determined that space and time are not absolutes; rather, they are relative to the position of the observer.
  • Freud publishes his theory of sexuality

    Three Contributions to the Theory of Sex, was written by Sigmund Freud which advanced his theory of sexuality, in particular its relation to childhood.
  • Silencer For Guns

    Invented by Hiram Maxim, he applied the law of conservation of energy to turn the sound into heat in his invention.
  • Kellogg's starts selling corn flakes

    Will Keith Kellogg founder of Kellogg's. After disagreeing over toasted wheat flakes, Kellogg decided to start his own business. He left his brothers company and came up with Corn Flakes.
  • The Dreadnought launched

    The British launched the battleship "Dreadnought". It was the first new class of warship, one that was equipped.
  • First piloted helicopter

    The very first piloted helicopter was invented by Paul Cornu, but wasn't successful.
  • First Washing Machine

    First machine powered by electricity was the Thor,
    Created by Alva J. Fisher and sold by the Hurley Machine Company in Chicago, IL.
  • Pu Yi Becomes Emperor

    Three year-old Pu Yi became Emperor of China.
  • Ford Introduces The Model-T

    Was named the most influential car of the 20th century.
  • Plastic is invented

    Leo Baekeland invented the first synthetic plastic, AKA Bakelite. Revolutionized the manufacture of everything from buttons to car parts.
  • Fluoride Experiments

    Started when reports of unexplained dental disorder surfaced in Naples, Italy and Colorado. Frederick McKay began experimenting on Colorado schoolchildren.
  • Halley's Comet First Appeared

    Appears every 75-76 years.
  • Atom Structure

    Ernst Rutherford discovered structure of an atom.
  • Ireland Stenotype Machine

    This machine was produced commercially by The Universal Stenotype Company, owned by Ward Stone Ireland
  • Amundson Reaches South Pole

    Norwegian explorer Roald Amundsen and his team became the first people to reach the South Pole.
  • Parachutes Invented

    Parachutes were invented for war related
  • Oreo Cookies Invented

    The Trademark "Oreo" was introduced
  • Titanic Sinks

    Titanic hits Iceberg, losing atleast 1,517 even more lives lost that day,
  • Piltdown Man Discovered

    Archaeologist Charles Dawson announce the discovery of two skulls that belong to a primitive hominid and ancestor of man.
  • Ford Introduces Assembly Line

    The assembly line took care of all the major components of the Model T, they were being assembled using this technique.
  • Los Angeles Aqueduct Opened

    Los Angeles Aqueduct opened, a 235-mile water delivery system from the Owens Valley River
  • Soddy proposed the term "Isotope"

    Chemist Frederick Soddy proposes the term 'isotope' for atoms with identical chemistry but different mass.
  • Goddard Begins Rocket Experiments

    Without Robert Goddard there would not be a NASA. He created the liquid-fuel rocket.
  • Blood Transfussion

    The first successful blood transfusion is done in a hospital in Brussels, Belgium
  • First Traffic Light

    The first traffic light was put on the corner of Euclid Avenue and East 105th Street in Cleveland, Ohio.
  • Panama Canal Opens

    Panama Canal was officially opened by the passing of the SS Ancon. It took 34 years for the Canal to be opend. Over 80,000 took part in the construction.
  • Germans Use Poison Gas

    Germans use poison gas as a weapon. German forces shock Allied soldiers along the western front.
  • Sonar First Used

    Sonar was first used to detect submarines.
  • First Self-Service Grocery Store

    Piggly Wiggly was the first true self-service store in Memphis, TN.
  • Mass Spectrometer

    Arthur Dempster builds the "Mass Spectrometer" for analyzing mineral isotopes.
  • Hair Dryers

    The first true hair dryer came on the market, but it was extremely large and heavy, and frequently overheated.
  • Submachine Guns

    Invented in 1920 by its American Designer, General John T. Thompson. Became famous during the prohibition era, gun used by gangsters.
  • Radio Broadcast Commercial

    The Joseph Horne department store in Pittsburgh advertises ready-made radio receivers