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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.
Pages in category "20th-century inventions" ... out of 126 total. This list may not reflect recent changes. A. ... Dual-ported video RAM;
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 ...
20th Century Fox presents in New York on an 8 m × 4 m big screen the first widescreen movie. The radio station Witzleben begins in Germany with the regular broadcasting of television test broadcasts, initially on long wave with 30 lines (= 1,200 pixels) at 12.5 image changes per second. It appear first blueprints for television receiver.
Electrification spread rapidly in the 20th century. At the beginning of the century electric power was for the most part only available to wealthy people in a few major cities. By 2019, an estimated 87 percent of the world's population had access to electricity. [98] Birth control also became widespread during the 20th century.
Video of the 1996 Ceremony, incl. several Nobel Prize winners. The ceremony took place on 3 October 1996. [31] Art – Presented to Don Featherstone of Fitchburg, Massachusetts, for his ornamentally evolutionary invention, the plastic pink flamingo. Featherstone was the first Ig Nobel Prize winner to appear in person at the awards ceremony to ...
Early 19th century: The Irish flute is not an instrument indigenous to Ireland; a key figure in its development was English inventor and flautist Charles Nicholson (1775–1810). 1829: The concertina invented by Charles Wheatstone (1802–1875). [31] Early 20th century: The theatre organ developed by Robert Hope-Jones (1859–1914).
2 Pre-20th century. 3 20th century. 4 21st century. ... 1999 – Discovery of ... 2010-Over the past two decades, a considerable focus has been directed toward ...