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However, when 2,000 years ago, during the Three Kingdoms period, the Chinese inventor Ma Jun created a chariot with a built-in compass for Emperor Ming-di, it was a real wonder.
The first bone scrapers appropriate for scraping hides to make supple leather were found in Morocco dating to 90–120,000 years ago. [29] [30] 164 kya – 47 kya: Heat treating of stone blades in South Africa. [31] 135 kya – 100 kya: Beads in Israel and Algeria [32] 100 kya: Compound paints made in South Africa [33] [34] [35]
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 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; Timeline of United States inventions (1946–1991), during the Cold War
The Patent Act of 1836 (Ch. 357, 5 Stat. 117) further clarified United States patent law to the extent of establishing a patent office where patent applications are filed, processed, and granted, contingent upon the language and scope of the claimant's invention, for a patent term of 14 years with an extension of up to an additional seven years.
An AI-powered toilet seat has been named by Time Magazine as one of the top 200 inventions of 2024. It optically scans a user’s stool and urine, to detect any concerning changes that might ...
IBM is known for its many inventions like the floppy disk, introduced in 1971, supermarket checkout products, and introduced in 1973, the IBM 3614 Consumer Transaction Facility, an early form of today's Automatic Teller Machines. [31] In 1983, the DynaTAC 8000x was the first commercially available handheld mobile phone. From 1983 to 2014 ...
The envelope detector is an important part of every radio receiver. 1907: Rosenthal puts in his image telegraph for the first time a photocell. 1911: First film studios are created in Hollywood and Potsdam- Babelsberg . 1912: The first radio receiver is created, in accordance with the Audion principle.