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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.
This page was last edited on 22 November 2023, at 19:18 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
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
The Lower Paleolithic period lasted over 3 million years, during which there many human-like species evolved including toward the end of this period, Homo sapiens.The original divergence between humans and chimpanzees occurred 13 (), however interbreeding continued until as recently as 4 Ma, with the first species clearly belonging to the human (and not chimpanzee) lineage being ...
The 20th century saw mathematics become a major profession. As in most areas of study, the explosion of knowledge in the scientific age has led to specialization: by the end of the century there were hundreds of specialized areas in mathematics and the Mathematics Subject Classification was dozens of pages long. [72]
Download QR code; Wikidata item; Print/export Download as PDF; Printable version; ... 20th-century inventions (2 C, 119 P) 21st-century inventions (1 C, 21 P)
Electrification was rated the most important technical development of the 20th century as the foundational infrastructure for modern civilization. [92] This invention had a profound effect on the workplace because factories could now have second and third shift workers. [93] Shoe production was mechanized during the mid 19th century. [94]
Although the most common type, the gas turbine powered jet engine, was certainly a 20th-century invention, many of the needed advances in theory and technology leading to this invention were made well before this time. The jet engine was clearly an idea whose time had come. Frank Whittle submitted his first patent in 1930. By the late 1930s ...