Search results
Results From The WOW.Com Content Network
1952: The first thermonuclear weapon is developed. 1953: The first video tape recorder, a helical scan recorder, is invented by Norikazu Sawazaki. 1954: Invention of the solar battery by Bell Telephone scientists, Calvin Souther Fuller, Daryl Chapin and Gerald Pearson capturing the Sun's power.
t. e. A timeline of United States inventions (after 1991) encompasses the ingenuity and innovative advancements of the United States within a historical context, dating from the Contemporary era to the present day, which have been achieved by inventors who are either native-born or naturalized citizens of the United States.
Medicine. February 23 – The first mass vaccination of children against polio begins, in Pittsburgh, Pennsylvania. August 10 – British epidemiologist Richard Doll submits a study on the risk to workers in asbestos manufacture of mortality from lung cancer. [15] The first organ transplants are done in Boston and Paris.
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.
1908 – Victor Horsley and R. Clarke invents the stereotactic method. 1909 – First intrauterine device described by Richard Richter. [102] 1910 – Hans Christian Jacobaeus performs the first laparoscopy on humans. 1917 – Julius Wagner-Jauregg discovers the malarial fever shock therapy for general paresis of the insane.
1971: Place cells in the brain are discovered by John O'Keefe. 1974: Russell Alan Hulse and Joseph Hooton Taylor, Jr. discover indirect evidence for gravitational wave radiation in the Hulse–Taylor binary. 1977: Frederick Sanger sequences the first DNA genome of an organism using Sanger sequencing.
As of 2020, 603 inventors have been inducted, mostly constituting historic persons from the past three centuries, but including about 100 living inductees. [1] Nominees must hold a U.S. patent of significant contribution to the U.S. welfare, and which advances science and useful arts. [2]
An image from John Dalton's A New System of Chemical Philosophy, the first modern explanation of atomic theory.. This timeline of chemistry lists important works, discoveries, ideas, inventions, and experiments that significantly changed humanity's understanding of the modern science known as chemistry, defined as the scientific study of the composition of matter and of its interactions.