technologies that changed life

pptxgenjs presentation technologies that changed life explore transformational technologies shaping society, economy, and culture. discover pivotal innovations that redefined human existence. 1 the printing press (1440) inventor johannes gutenberg revolutionized book production. impact mass-produced books increased literacy fivefold in 100 years. legacy enabled knowledge spread fueling the scientific revolution. 2 electricity (1879) innovation thomas edison made practical electric lighting a reality. transformation extended work hours and boosted productivity worldwide. economic value contributed $2.3 trillion to us gdp since 1900. 3 the automobile (1908) affordable transport ford model t democratized car ownership. urban growth enabled suburban expansion and new infrastructure. modern sca...

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