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Edwin Armstrong and Frequency Modulation

Edwin Armstrong and Frequency Modulation

Tabea Tietz
On December 18, 1890, American electrical engineer and inventor Edwin Howard Armstrong was born. Armstrong is best known for developing FM (frequency modulation) radio. He held 42 patents and received numerous awards, including the first Medal of Honor awarded by the Institute of Radio Engineers. Early Years Edwin Armstrong was the first of three children of John Armstrong and Emily Smith Armstrong. His father was a representative of the US branch of…
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astronomy
Edward Barnard and His Love for Celestial Photography

Edward Barnard and His Love for Celestial Photography

Tabea Tietz
On December 16, 1856, American astronomer Edward Emerson Barnard was born. Barnard is best known for his discovery of the high proper motion of Barnard’s Star in 1916, which is named in his honor. He also pioneered in celestial photography, specializing in wide-field photography. Early Life Edward Barnard was born in Nashville, Tennessee, the son of Reuben Barnard and Elizabeth Jane née Haywood. His father died before his birth, and the son grew…
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engineering
Robert Noyce – the “Mayor of Silicon Valley”

Robert Noyce – the “Mayor of Silicon Valley”

Tabea Tietz
On December 12, 1926, American engineer and inventor Robert Noyce was born. Nicknamed “the Mayor of Silicon Valley,” Noyce co-founded Fairchild Semiconductor in 1957 and Intel Corporation in 1968. He is credited along with Jack Kilby with the realization of the first integrated circuit or microchip that fueled the personal computer revolution. “Innovation is everything. When you’re on the forefront, you can see what the next innovation needs to be. When you’re behind, you…
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engineering
Eli Whitney – The Invention of the Cotton Gin and the Antebellum South

Eli Whitney – The Invention of the Cotton Gin and the Antebellum South

Tabea Tietz
On December 8, 1765, American inventor Eli Whitney was born. Whitney is best known for inventing the cotton gin. This was one of the key inventions of the Industrial Revolution and shaped the economy of the Antebellum South. Whitney’s invention made upland short cotton into a profitable crop, which strengthened the economic foundation of slavery in the United States. “As Arkwright and Whitney were the demi-gods of cotton, so prolific Time will yet…
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chemistry
Elmer McCollum and the Discovery of Vitamins

Elmer McCollum and the Discovery of Vitamins

Tabea Tietz
On November 15, 1967, American biochemist Elmer McCollum passed away. McCollum is known for his work on the influence of diet on health. Together with Marguerite Davis McCollum discovered the first vitamin, named A, in 1913. He also helped to discover vitamin B and vitamin D and worked out the effect of trace elements in the diet. Elmer McCollum – Youth hand Family Background Elmer McCollum was born on March 3, 1879,…
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medical science
Marian Koshland and Effects of Different Composition of Amino Acids

Marian Koshland and Effects of Different Composition of Amino Acids

Harald Sack
On October 25, 1921, American immunologist Marian Elliott Koshland was born. Koshland discovered that the differences in amino acid composition of antibodies explains the efficiency and effectiveness with which they combat a huge range of foreign invaders. “When something comes along and is really important to your career and important to science, important enough so that lots of other people are working on it, you have got to do it in a…
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meteorology
Tetsuya Theodore Fujita’s Research on Severe Storms

Tetsuya Theodore Fujita’s Research on Severe Storms

Tabea Tietz
On October 23, 1920, Japanese-American meteorologist Tetsuya Theodore Fujita was born. Fujita’s research at the University of Chicago on severe thunderstorms, tornadoes, hurricanes, and typhoons revolutionized the knowledge of each. In collaboration with Allen Pearson, head of the National Severe Storms Forecast Center/NSSFC , Fujita developed the Fujita scale (F-scale, Feb 1971) for measuring tornadoes on the basis of their damage. Ted Fujita – Family Background and Education Tetsuya Theodore Fujita was born…
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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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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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