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1945: The atomic bomb is developed by the Manhattan Project and swiftly used in August 1945 in the atomic bombings of Hiroshima and Nagasaki, effectively ending World War II. 1945: Percy Spencer, while employed at Raytheon, would patent a magnetron based microwave oven. [481] 1945: Willard Libby began his work on radiocarbon dating.
The following articles cover the timeline of United States inventions: Timeline of United States inventions (before 1890), before the turn of the century; Timeline of United States inventions (1890–1945), before World War II; Timeline of United States inventions (1946–1991), during the Cold War
In 1945, the James first exhibited his new toy at the Gimbels, a department store located in Philadelphia. He sold 400 Slinkys in 90 minutes which was the start of a sensation that continues to this day. [303] 1945 Microwave oven. A microwave oven with a turntable. A microwave oven cooks or heats food by dielectric heating.
An axe made of iron, dating from the Swedish Iron Age, found at Gotland, Sweden: Iron—as a new material—initiated a dramatic revolution in technology, economy, society, warfare and politics. A technological revolution is a period in which one or more technologies is replaced by another new technology in a short amount of time.
The cotton gin, invented by Eli Whitney, revolutionized slave-based agriculture in the Southern United States.. The technological and industrial history of the United States describes the emergence of the United States as one of the most technologically advanced nations in the world in the 19th and 20th centuries.
A timeline of United States inventions (after 1991) encompasses the ingenuity and innovative advancements of the United States within a historical context, dating from the Contemporary era to the present day, which have been achieved by inventors who are either native-born or naturalized citizens of the United States.
A high-tech 'death ray' capable of zapping sheep led to the invention of radar: 26 Aug 2017 44 S-bend: The S-bend was a pipe with a curve in it, an invention that led to public sanitation: 2 Sep 2017 45 Double-entry bookkeeping: Renaissance man Luca Pacioli wrote the definitive book on double-entry bookkeeping: 9 Sep 2017 46 Management consulting
Vannevar Bush "As We May Think" is a 1945 essay by Vannevar Bush which has been described as visionary and influential, anticipating many aspects of information society.It was first published in The Atlantic in July 1945 and republished in an abridged version in September 1945—before and after the atomic bombings of Hiroshima and Nagasaki.