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The timeline of historic inventions is a chronological list of particularly significant technological inventions and their inventors, where known. [ a ] The dates in this article make frequent use of the units mya and kya , which refer to millions and thousands of years ago, respectively.
Pages in category "20th-century inventions" The following 128 pages are in this category, out of 128 total. This list may not reflect recent changes. A.
3rd century BC: Archimedes uses the method of exhaustion to construct a strict inequality bounding the value of π within an interval of 0.002. 3rd century BC: Archimedes develops the field of statics, introducing notions such as the center of gravity, mechanical equilibrium, the study of levers, and hydrostatics.
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.
Dean Kamen invented the iBOT in 1999. [26] Kamen filed U.S. patent #6311794 on October 27, 1999 and later being [clarification needed] issued on November 6, 2001. [27] 1999 Camera phone. The introduction of the camera phone in 1999 was an innovation that changed the daily lives of millions of people around the world.
Image credits: Isabella Thornton #2 An Early Motorised Scooter. The Autoped was an early vision of today's scooters. This was a personal transport system originally developed in 1915.
2 Pre-20th century. 3 20th century. 4 21st century. ... 1999 – Discovery of ... 2010-Over the past two decades, a considerable focus has been directed toward ...
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 ...