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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.
The Lower Paleolithic period lasted over 3 million years, during which there many human-like species evolved including toward the end of this period, Homo sapiens.The original divergence between humans and chimpanzees occurred 13 (), however interbreeding continued until as recently as 4 Ma, with the first species clearly belonging to the human (and not chimpanzee) lineage being ...
1838 – Protein discovered, named and recorded by Gerardus Johannes Mulder and Jöns Jacob Berzelius. 1862 – Louis Pasteur discovers the bacterial origin of fermentation. 1863 – Gregor Mendel discovers the laws of inheritance. 1864 – Antonin Prandtl [wikidata] invents first centrifuge to separate cream from milk.
1920: Arthur Eddington: Stellar nucleosynthesis. 1922: Frederick Banting, Charles Best, James Collip, John Macleod: isolation and production of insulin to control diabetes. 1924: Wolfgang Pauli: quantum Pauli exclusion principle. 1924: Edwin Hubble: the discovery that the Milky Way is just one of many galaxies.
Timeline of United States inventions (1890–1945) Robert H. Goddard (1882–1945), the American physicist and inventor who built and launched the world's first liquid-propellant rocket on March 16, 1926. [1] Goddard held 214 patents for his inventions and pioneering innovations in liquid-propelled, guided, and multi-stage rockets.
This timeline of Russian innovation encompasses key events in the history of technology in Russia. The entries in this timeline fall into the following categories: indigenous invention, like airliners, AC transformers, radio receivers, television, artificial satellites, ICBMs.
The history of medicine is both a study of medicine throughout history as well as a multidisciplinary field of study that seeks to explore and understand medical practices, both past and present, throughout human societies. [1] The history of medicine is the study and documentation of the evolution of medical treatments, practices, and ...
The first painting depicts pre-colonial medicine, the second portrays medicine during the Spanish colonial period, the third describes medicine during the American occupation era, and the fourth the modern era of the 1950s. [10] [11] Each of the "panel paintings" measured 2.92 meters by 2.76 meters. [10]