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Monthly Archives: September 2016

geography
Wladimir Köppen and the Köppen Climate Classification System

Wladimir Köppen and the Köppen Climate Classification System

Tabea Tietz
On September 25, 1846, Russian-German geographer, meteorologist, climatologist and botanist Wladimir Peter Köppen was born. His most notable contribution to science was the development of the Köppen climate classification system, which, with some modifications, is still commonly used. Köppen made significant contributions to several branches of science. Wladimir Köppen – Early Years Wladimir Peter Köppen was born in Russia as the son of German parents, Peter von Köppen and Alexandrine, née von Adelung, and…
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physics
Donald Glaser and the Bubble Chamber

Donald Glaser and the Bubble Chamber

Tabea Tietz
On September 21, 1926, American physicist, neurobiologist and Nobel Laureate Donald Arthur Glaser was born. Glaser was awarded the 1960 Nobel Prize in Physics for his invention of the bubble chamber used in subatomic particle physics. “Physics is a wrong tool to describe living systems” – Donald Glaser Arthur Donald Glaser – Early Years Donald Arthur Glaser was born in Cleveland, Ohio, the son of businessman William J. Glaser and his wife Lena Glaser.…
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explorer
John Hanning Speke and the Source of the Nile

John Hanning Speke and the Source of the Nile

Harald Sack
On September 15, 1864, British explorer and army officer John Hanning Speke died by accident with a shot gun. Speke is most associated with the search for the source of the Nile and was in fact the first European that reached Lake Victoria and as such is the “discoverer of the source of the Nile“. “The expedition had now performed its functions. I saw that old father Nile without any doubt rises in…
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history
From the French Blue to the Hope Diamond

From the French Blue to the Hope Diamond

Harald Sack
On September 11, 1792, while Louis XVI and his family were imprisoned in the Temple in the early stages of the Reign of Terror during the French Revolution, a group of thieves broke into the Royal Storehouse, the Hôtel du Garde-Meuble de la Couronne, and stole most of the Crown Jewels during a five-day looting spree. Among those was also the Blue Diamond of the Crown of France, later English-speaking historians have simply called…
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psychology
Kurt Lewin and Formation of Social Psychology

Kurt Lewin and Formation of Social Psychology

Tabea Tietz
On September 9, 1890, German-American psychologist Kurt Zadek Lewin was born. Lewin is known as one of the modern pioneers of social, organizational, and applied psychology in the United States. He is often recognized as the “founder of social psychology” and was one of the first to study group dynamics and organizational development. “Only a few years ago one could observe, at least among German psychologists, a quite pessimistic mood. After the…
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medical science
Ida Henrietta Hyde and the Microelectrode

Ida Henrietta Hyde and the Microelectrode

Tabea Tietz
On September 8, 1857, American physiologist Ida Henrietta Hyde was born. Hyde is known for developing a micro-electrode powerful enough to stimulate tissue chemically or electronically, yet small enough to inject or remove tissue from a cell. The microelectrode has been said to have revolutionized neurophysiology. Ida Henrietta Hyde – Early Years Ida Henrietta Hyde grew up in Chicago, where she was sent to a public school. In 1871, the family home…
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