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500 kya – 450 kya: Woodworking construction in Zambia by Homo heidelbergensis [14] (The oldest known surviving buildings are made from stone and date back no more than 9,500 years. [15]) 420 – 200 kya: Food storage in the form of uncracked bones saved for their marrow in Qesem cave, Israel. [16] 400 kya: Pigments in Zambia by Homo ...
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 following articles cover the timeline of United States inventions: Timeline of United States inventions (before 1890) , before the turn of the century Timeline of United States inventions (1890–1945) , before World War II
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 invention of the collapsible periscope for use in submarine warfare is credited to Simon Lake in 1902, who called his device the omniscope or skalomniscope. Later, it was made to be raised and turned by hand. [89] 1902 Mercury arc valve. A mercury arc valve is a type of electrical rectifier which converts alternating current into direct ...
A. Gas centrifuge; A Manufacturing Language; Abel Axe; Aberdeen chronograph; Abraham Lincoln's patent; Acrylic paint; Active Denial System; Active pen; Active-pixel sensor
Public Domain. Henry Ford is known for many things — the most prominent being mass-manufactured cars and paying workers respectable wages. But his first automobile, made in 1896, was powered by ...
The Four Great Inventions are inventions from ancient China that are celebrated in Chinese culture for their historical significance and as symbols of ancient China's advanced science and technology. They are the compass , gunpowder , papermaking and printing .