You are here: Home › Author Archives

Author Archives

Tabea Tietz

mathematics
Carl Størmer and the Mathematical Model of the Formation of Aurorae

Carl Størmer and the Mathematical Model of the Formation of Aurorae

Tabea Tietz
On September 3, 1874, Norwegian mathematician and geophysicist Carl Størmer was born. Carl Størmer is known both for his work in number theory and for studying the movement of charged particles in the magnetosphere and the formation of aurorae. He also contributed both important photographic observations and mathematical data to the understanding of the polar aurora, of stratospheric and mesospheric clouds, and of the structure of the ionosphere. The discovery of the Van Allen…
Read more
engineering
Carl Auer von Welsbach enlightened the Streets of Europe

Carl Auer von Welsbach enlightened the Streets of Europe

Tabea Tietz
On September 1, 1858, Austrian inventor Carl Auer von Welsbach was born. Von Welsbach is particularly well known for his work on rare earth elements, which led to the development of the flint used in modern lighters, the gas mantle which brought light to the streets of Europe in the late 19th century, and for the development of the metal filament light bulb. Family, Youth, and Education Carl Auer von Welsbach’s father Alois Auer…
Read more
chemistry
Jacobus Henricus van ‘t Hoff and Physical Chemistry

Jacobus Henricus van ‘t Hoff and Physical Chemistry

Tabea Tietz
On August 30, 1852, Dutch physical chemist Jacobus Henricus Van ‘t Hoff was born. Van ‘t Hoff was the first winner of the Nobel Prize in Chemistry. His pioneering work helped found the modern theory of chemical affinity, chemical equilibrium, chemical kinetics, and chemical thermodynamics. He formulated the theory of the tetrahedral carbon atom and laid the foundations of stereochemistry and predicted the correct structures of allenes and cumulenes as well as their…
Read more
engineering
André Blondel and the Oscillograph

André Blondel and the Oscillograph

Tabea Tietz
On August 28, 1863, French engineer and physicist André-Eugène Blondel was born. Blondel is the inventor of the electromechanical oscillograph, a device that allowed electrical researchers to observe the intensity of alternating currents, and a system of photometric units of measurement, such as the lumen and other new photometric units for use in photometry, based on the metre and the Violle candle. André Blondel – Early Years André Blondel was the only son of…
Read more
engineering
Hertha Ayrton – Arc Lights and Ripples in the Sand

Hertha Ayrton – Arc Lights and Ripples in the Sand

Tabea Tietz
On August 26, 1923, British engineer, mathematician, physicist and inventor Hertha Ayrton died of blood poisoning resulting from an insect bite. Known in adult life as Hertha Ayrton, born Phoebe Sarah Marks, she was awarded the Hughes Medal by the Royal Society for her work on electric arcs and ripples in sand and water. She invented a sphygmograph (a device that charts pulse beats, but was not the first to do so), and…
Read more
archeology
Kathleen Kenyon’s Excavations in the Fertile Crescent

Kathleen Kenyon’s Excavations in the Fertile Crescent

Tabea Tietz
On August 24, 1978, British archaeologist Kathleen Mary Kenyon passed away. Specialized on Neolithic culture in the Fertile Crescent, she is best known for her excavations of Jericho and Bangalow in 1952–1958, and has been called one of the most influential archaeologists of the 20th century. Youth and Education Kathleen Kenyon was born in London, England, on January 5, 1906, the daughter of Sir Frederic Kenyon who later became director of the…
Read more
explorer
Laurence Gould’s geological Exploration of Antarctica

Laurence Gould’s geological Exploration of Antarctica

Tabea Tietz
On August 22, 1896, American geologist, educator, and polar explorer Laurence McKinley Gould was born. Gould was the first geologist to reach the interior of the Antarctic continent. He travelled to the Queen Maud Mountains, making geological and glaciological surveys. Laurence Gould – Background of an Explorer Laurence Gould was born in Lacota, Michigan. After completing high school in South Haven, Michigan in 1914 he began teaching while saving money for college. He managed to…
Read more
geology
Eduard Suess and the Study of Tectonics

Eduard Suess and the Study of Tectonics

Tabea Tietz
On August 20, 1831, Austrian geologist Eduard Suess was born. Suess was an expert on the geography of the Alps and helped lay the basis for paleogeography and tectonics, i.e. the study of the architecture and evolution of the Earth‘s outer rocky shell. He is responsible for hypothesising two major former geographical features, the supercontinent Gondwana (proposed in 1861) and the Tethys Ocean. An Early Interest in Geology Eduard Suess was born…
Read more
engineering
How the Radio became a Mass Medium – The Volksempfänger VE301

How the Radio became a Mass Medium – The Volksempfänger VE301

Tabea Tietz
On August 18, 1933, the original Volksempfänger VE 301 was presented at the 10. Große Deutsche Funkausstellung in Berlin. The purpose of the Volksempfänger-program was to make radio reception technology affordable to the general public. Nazi Propagandaminister Joseph Goebbels realized the great propaganda potential of this relatively new medium and thus considered widespread availability of receivers highly important. VE301 – First Model The first model, the Volksempfänger VE301 was developed by the…
Read more
philosophy
Jean de La Bruyère and the Power of Money in a Demoralized Society

Jean de La Bruyère and the Power of Money in a Demoralized Society

Tabea Tietz
On August 16, 1645, French philosopher and moralist Jean de La Bruyère was born. La Bruyère is best known for one work, Les Caractères de Théophraste traduits du grec avec Les Caractères ou les moeurs de ce siècle (1688; The Characters, or the Manners of the Age, with The Characters of Theophrastus), which is considered to be one of the masterpieces of French literature. “Life is a tragedy for those who feel,…
Read more
Relation Browser
Timeline
0 Recommended Articles:
0 Recommended Articles: