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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.
Pais, Abraham ; Inward Bound – Of Matter & Forces in the Physical World, Oxford University Press (1986) ISBN 0-19-851997-4 Written by a former Einstein assistant at Princeton, this is a beautiful detailed history of modern fundamental physics, from 1895 (discovery of X-rays) to 1983 (discovery of vectors bosons at C.E.R.N.)
1789: Antoine Lavoisier: law of conservation of mass, basis for chemistry, and the beginning of modern chemistry. 1796: Georges Cuvier: Establishes extinction as a fact. 1796: Edward Jenner: smallpox historical accounting. 1796: Hanaoka Seishū: develops general anaesthesia. 1800: Alessandro Volta: discovers electrochemical series and invents ...
A 100,000-year-old ochre-processing workshop was found at Blombos Cave in South Africa. It indicates that early humans had an elementary knowledge of mineral processing. Paintings drawn by early humans consisting of early humans mixing animal blood with other liquids found on cave walls also indicate a small knowledge of chemistry. [3] [4]
1826 – Karl von Baer showed that the eggs of mammals are in the ovaries, ending a 200-year search for the mammalian egg. 1828 – Friedrich Woehler synthesized urea; first synthesis of an organic compound from inorganic starting materials. 1836 – Theodor Schwann discovered pepsin in extracts from the stomach lining; first isolation of an ...
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.
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 entries cover events related to science or technology which occurred in the listed year. ... This page was last edited on 18 June 2024, at 02:33 (UTC).