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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.
He created the first major museum in the United States, the Peale Museum in Philadelphia, which housed the young nation's only collection of North American natural history specimens. Peale excavated the bones of an ancient mastodon near West Point, New York ; he spent three months assembling the skeleton, and then displayed it in his museum.
United States Sweden Russia: A multiplying calculator more compact than the Arithmometer entered mass production. [42] [43] The design was the independent, and more or less simultaneous, invention of Frank S. Baldwin, of the United States, and Willgodt Theophil Odhner, a Swede living in Russia. Fluted drums were replaced by a "variable-toothed ...
History of paleontology in the United States; Philippine expedition (Albatross) Philippine Expedition of the USS Albatross; Phoenix Iron Works (Phoenixville, Pennsylvania) Plan for Establishing Uniformity in the Coinage, Weights, and Measures of the United States; Pocono Conference; Prairie Meteorite Network; West Nile virus in the United States
The economic history of the United States spans the colonial era through the 21st century. The initial settlements depended on agriculture and hunting/trapping, later adding international trade, manufacturing, and finally, services, to the point where agriculture represented less than 2% of GDP .
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
This is an accepted version of this page This is the latest accepted revision, reviewed on 14 February 2025. "American history" redirects here. For the history of the continents, see History of the Americas. Further information: Economic history of the United States Current territories of the United States after the Trust Territory of the Pacific Islands was given independence in 1994 This ...
American football, known in the United States simply as football, is a spectator sport known for combining strategy with competitive physical play. The objective of the game is to score points by advancing the ball into the opposing team's end zone.