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4th century: Fishing reel in Ancient China: In literary records, the earliest evidence of the fishing reel comes from a 4th-century AD [312] work entitled Lives of Famous Immortals. [313] 347: Oil Wells and Borehole drilling in China. Such wells could reach depths of up to 240 m (790 ft). [314]
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.
How We Invented The World is a 2012 Discovery Network technology documentary TV series which premiered on November 6, 2012. It was produced by Nutopia and distributed by Discovery Channel. [1] [2] It was directed by Stephen Warburton, Jonathan Rudd and Sam Miller. [3] It Explores the most iconic inventions and breakthroughs of the modern age. [4]
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.
Many Native American contributions to our modern world often go unrecognized, according to Gaetana DeGennaro, a museum specialist at the Smithsonian National Museum of the American Indian.
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."
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 ...
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 ...