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  1. Explore our list of the top 20 achievements and learn how engineering shaped a century and changed the world. 1. Electrification. 2. Automobile. 3. Airplane. 4. Water Supply and Distribution.

    • Computers

      The machine depicted on the cover of the January 1975 issue...

    • Radio and Television

      In the autumn of 1899 a new mode of communication wedged its...

    • Highways

      Sweeping visions were something of a specialty for William...

    • Household Appliances

      As a frequent purveyor of domestic dreams, Good Housekeeping...

  2. Jun 3, 2019 · The birth of respondents’ first child were voted the most important moments in their lives, followed by purchasing first homes and getting married. The Top 50 Moments of the Past Century. 1. The ...

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  4. Aug 13, 2023 · 8. Nuclear Energy: Power and Peril. The harnessing of nuclear energy for both peaceful and military purposes was a defining achievement of the 20th century. Nuclear power provided a new source of ...

    • The Radio. The invention of the radio was the first among all the major inventions of this period of 100 years (1900-2000). Radio was not invented by a single individual, but was resulted out of contributions of several scientists and inventors.
    • The Airplane. After the radio, the airplane ranks as one of the earliest inventions of the 20th century. Wilbur and Orville Wright, through their invention of the airplane in 1903, demonstrated that man could fly; actualizing a concept that was found earlier only in mythological stories.
    • The Television. The invention of the television dazed people all over the world. Today, life without the television is literally unimaginable for more than half of the population of the world.
    • The Computer. The computer is the greatest, incomparable invention belonging to the 20th century. There is no single inventor accredited with the invention of the computer, as it was born out of many scientists’, researchers’ and mathematicians’ contribution.
    • World War I (1914-1918) World War I, spanning from 1914 to 1918, was the inaugural global conflict of the 20th century, leaving an indelible mark on world history.
    • Russian Revolution (1917) The Bolshevik Revolution of 1917, spearheaded by Vladimir Lenin, gave rise to the world’s first communist state, the Soviet Union.
    • Great Depression (1929-1939) The Wall Street Crash of 1929, a pivotal event in financial history, precipitated the Great Depression, a global economic crisis lasting throughout the 1930s.
    • World War II (1939-1945) World War II, spanning from 1939 to 1945, stands as a devastating global conflict that altered the course of history. With millions of lives lost, it reshaped the geopolitical landscape.
  5. Nov 8, 2020 · Highways. The construction of 44,000 miles of U.S. highway in the twentieth century is one of the most impressive achievements of that era, allowing for the distribution of goods and personal mobility. Thousands of engineers built the roads, bridges, and tunnels that connect our communities. Spacecraft.

  6. Jun 4, 2015 · The Great Migration Begins (1915) ... The birth control pill was one of the most significant achievements of the 20th century. Contraception wasn’t new: From ancient times, women have used ...

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