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Andrew Carnegie was born to Margaret (Morrison) Carnegie and William Carnegie in Dunfermline, Scotland, [9] in a typical weaver's cottage with only one main room. It consisted of half the ground floor, which was shared with the neighboring weaver's family. [ 10 ]
As a result, the United States has been the birthplace of 161 of Encyclopædia Britannica ' s 321 Greatest Inventions, including items such as the airplane, internet, microchip, laser, cellphone, refrigerator, email, microwave, personal computer, liquid-crystal display and light-emitting diode technology, air conditioning, assembly line ...
One of the investors they attracted was Andrew Carnegie, who saw great promise in the new steel technology after a visit to Bessemer in 1872, and saw it as a useful adjunct to his existing businesses, the Keystone Bridge Company and the Union Iron Works. Holley built the new steel mill for Carnegie, and continued to improve and refine the process.
The great inventions and innovations of the Second Industrial Revolution are part of our modern life. They continued to be drivers of the economy until after WWII. Major innovations occurred in the post-war era, some of which are: computers, semiconductors, the fiber optic network and the Internet, cellular telephones, combustion turbines (jet ...
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 timeline of historic inventions is a chronological list of particularly significant technological inventions and their inventors, where known. [ a ] The dates in this article make frequent use of the units mya and kya , which refer to millions and thousands of years ago, respectively.
Blast furnaces and iron ore at the Carnegie-Illinois Steel Corporation mills in 1941. Carnegie Steel Company was a steel-producing company primarily created by Andrew Carnegie and several close associates to manage businesses at steel mills in the Pittsburgh, Pennsylvania area in the late 19th century.
List of science timelines; ... The Carnegie Institution is founded in Washington, D.C., to promote scientific research with a $10 million gift from Andrew Carnegie.