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1845: Isaac Charles Johnson invents modern Portland cement. 1846: Henri-Joseph Maus invents the tunnel boring machine. 1847: Ascanio Sobrero invents Nitroglycerin, the first explosive made that was stronger than black powder. 1848: Jonathan J. Couch invents the pneumatic drill. 1848: Linus Yale Sr. invents the first modern pin tumbler lock.
From the first Apple computer to the COVID-19 vaccine, here are the most revolutionary inventions that were born in the U.S.A. in the past half-century.
The Machine Age [1] [2] [3] is an era that includes the early-to-mid 20th century, sometimes also including the late 19th century. An approximate dating would be about 1880 to 1945. An approximate dating would be about 1880 to 1945.
The following are timelines of modern history, from the end of the Middle Ages, c. 1400 – c. 1500, [1] to the present. General timelines. Early modern period ...
The Scientific Revolution was a series of events that marked the emergence of modern science during the early modern period, when developments in mathematics, physics, astronomy, biology (including human anatomy) and chemistry transformed the views of society about nature.
The early modern period is a subdivision of the most recent of the three major periods of European history: antiquity, the Middle Ages and the modern period. The term "early modern" was first proposed by medieval historian Lynn Thorndike in his 1926 work A Short History of Civilization as a broader alternative to the Renaissance.
The Watt steam engine, a major driver in the industrial revolution, underscores the importance of engineering in modern history. This model is on display at the main building of the ETSII in Madrid, Spain. The concept of engineering has existed since ancient times as humans devised fundamental inventions such as the pulley, lever, and wheel.
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