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The dates listed in this section refer to the earliest evidence of an invention found and dated by archaeologists (or in a few cases, suggested by indirect evidence). Dates are often approximate and change as more research is done, reported and seen. Older examples of any given technology are often found.
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.
1380: Madhava of Sangamagrama discovers the most precise estimate of π in the medieval world through his infinite series, a strict inequality with uncertainty 3e-13. 15th century: Parameshvara discovers a formula for the circumradius of a quadrilateral. [114] 1480: Madhava of Sangamagrama found pi and that it was infinite.
Heron (c. 10–70), Roman Egypt – usually credited with invention of the aeolipile, although it may have been described a century earlier; John Herschel (1792–1871), UK – photographic fixer (hypo), actinometer; Harry Houdini (1874–1926) U.S. – flight time illusion; Heinrich Hertz (1857–1894), Germany – radio telegraphy ...
The Star Tribune's reader-powered reporting project, Curious Minnesota, recently compiled a list of notable inventions that came from Minnesota. We invited our audience to tell us any that we ...
Some of his smaller inventions entered the world of manufacturing unheralded. As an engineer, Leonardo conceived ideas vastly ahead of his own time, conceptually inventing the parachute , the helicopter , an armored fighting vehicle, the use of concentrated solar power , the car and a gun, [ 1 ] a rudimentary theory of plate tectonics and the ...
Engineers during World War Two test a model of a Halifax bomber in a wind tunnel, an invention that dates back to 1871. The following is a list and timeline of innovations as well as inventions and discoveries that involved British people or the United Kingdom including predecessor states in the history of the formation of the United Kingdom ...
The Chinese invention of woodblock printing, at some point before the first dated book in 868 (the Diamond Sutra), produced the world's first print culture. According to A. Hyatt Mayor , curator at the Metropolitan Museum of Art , "it was the Chinese who really invented the means of communication that was to dominate until our age."