WebCategory: 20th-century inventions. 12 languages. ... 20th-century percussion instruments (21 P) Pages in category "20th-century inventions" The following 116 pages are in this … WebDec 12, 2007 · The single most important invention of the 20th century was the transistor, according to some researchers and analysts. Yes, that's right. The transistor. The little …
History of technology Evolution, Ages, & Facts Britannica
WebJohn W. Chamberlain of the Bendix Corporation created a device that helped washing machines wash, rinse and remove excess water. J. Ross Moore invented a dryer that ran … WebPhysics is considered the queen of twentieth-century science, and rightly so, as that century was marked by two revolutions that drastically modified its foundations and ushered in profound socioeconomic changes: the special and general theories of relativity (Albert Einstein, 1905, 1915) and quantum physics, which, unlike relativity, cannot be attributed to … tatuagem kobe bryant
The Ten Most Important Inventions of the Twentieth Century
WebOphthalmologist. First African-American female physician to receive a patent for a medical invention; inventions relate to cataract surgery and include the Laserphaco Probe, which revolutionized the industry in the 1980s, and an ultrasound technique for treatment. [18] [19] [20] Beard, Andrew. 1849–1921. WebMar 21, 2014 · Since then, and after the discovery of a whole range of antibiotics, death due to bacterial infection became extremely rare, which increased hugely humankind life span. … Web• analyze the most important technological advances of the twentieth century and the impact they had on society, both good and bad. • imagine how different their personal … tatuagem kraken