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medical science
Paul Broca’s research in the Causes for Aphasia

Paul Broca’s research in the Causes for Aphasia

Tabea Tietz
  On July 9, 1880, French physician, anatomist and anthropologist Paul Broca passed away. He is best known for his research on Broca’s area, a region of the frontal lobe that has been named after him. Broca’s Area is involved with language. His work revealed that the brains of patients suffering from aphasia contained lesions in a particular part of the cortex, in the left frontal region. This was the first anatomical…
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music
Gustav Mahler and the Modernism in Music

Gustav Mahler and the Modernism in Music

Harald Sack
On July 7, 1860, Austrian late-Romantic composer Gustav Mahler was born. Mahler also was one of the leading conductors of his generation. As a composer he acted as a bridge between the 19th century Austro-German tradition and the modernism of the early 20th century. Gustav Magler – Early Years Gustav Mahler was born in Kaliště in Bohemia, then part of the Austrian Empire, now Czech Republic, as the 2nd of 14 children…
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philosophy
Alfred Korzybski and General Semantics

Alfred Korzybski and General Semantics

Harald Sack
On July 3, 1879, Polish-American independent scholar Alfred Habdank Skarbek Korzybski was born. Korzybsky developed a field called general semantics, which he viewed as both distinct from, and more encompassing than, the field of semantics. He argued that human knowledge of the world is limited both by the human nervous system and the languages humans have developed, and thus no one can have direct access to reality, given that the most we…
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chemistry
Stephen Mouton Babcock and the Babcock Test

Stephen Mouton Babcock and the Babcock Test

Tabea Tietz
On July 2, 1931, American agricultural chemist Stephen Moulton Babcock passed away. He is best known for his Babcock test in determining dairy butterfat in milk processing, for cheese processing, and for the “single-grain experiment” that led to the development of nutritional science as a recognized discipline. He worked for 43 years at the University of Wisconsin, where he established a laboratory where he carried out pioneering research in nutrition and in…
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computer science
Robert Ledley and the Computer Tomograph

Robert Ledley and the Computer Tomograph

Harald Sack
On June 28, 1926, American computer scientist Robert Steven Ledley was born. Ledley pioneered the use of electronic digital computers in biology and medicine. He invented the ACTA (Automatic Computerized Transverse Axial) diagnostic X-ray scanner, the first whole-body computerized tomography (CT) machine, which revolutionized medical diagnosis. Conrad Roentgen‘s discovery of the “x-rays” already was a sensation in 1895, which revolutionized medical diagnostics. The CT-scan led another step further to more thorough and…
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biology
Mikhail Tsvet – the Father of Chromatography

Mikhail Tsvet – the Father of Chromatography

Harald Sack
On June 26, 1919, Russian-Italian botanist Mikhail Semyonovich Tsvet passed away. Tsvet is credited with the invention of the adsorption chromatography, separating plant pigments by extracting them from leaves with ether and alcohol and percolating the solution through a column of calcium carbonate. Mikhail Tsvet – Youth and Education Mikhail Tsvet was born 14 May 1872 in Asti, Italy. His mother was Italian, and his father was a Russian official. His mother…
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physics
Anders Ångström and the Science of Spectroscopy

Anders Ångström and the Science of Spectroscopy

Harald Sack
On June 21, 1874, Swedish physicist Anders Jonas Ångström passed away. Anders Ångström is considered one of the founders of the science of spectroscopy. His pioneering use of spectroscopy is recognized in the name of the angstrom, a unit of length equal to 10-10 metre. Youth and Education Anders Ångström was born into a wealthy, upper class family in Logodo, Medelpad, Sweden, to Johan Ångström, a preacher at Lögdö Ironworks and later…
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communication
Do you speak ASCII?

Do you speak ASCII?

Tabea Tietz
On June 17, 1963, the American Standard Code for Information Interchange, or short better known as ASCII code was published as ASA X3.4-1963 by the American National Standards Institute. ASCII codes represent text in computers, communications equipment, and other devices that use text. Most modern character-encoding schemes are based on ASCII, though they support many additional characters. ASCII was the most common character encoding on the World Wide Web until December 2007,…
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physics
Alexander Friedmann and the Expanding Universe

Alexander Friedmann and the Expanding Universe

Harald Sack
On June 16, 1888, Russian mathematician and physicist Alexander Friedmann was born. Friedmann is best known for his pioneering theory that the universe was expanding, governed by a set of equations he developed now known as the Friedmann equations. The Youth of a Mathematician Alexander Friedmann was born in Saint Petersburg, Russia, to the composer and ballet dancer Alexander Friedmann and the pianist Ludmila Ignatievna Voyachek. However the parents divorced when Alexander…
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biology
The Wonderful World of Thomas Pennant, Zoologist

The Wonderful World of Thomas Pennant, Zoologist

Harald Sack
On June 14, 1726, Welsh naturalist, traveller, writer and antiquarian Thomas Pennant was born. As a naturalist he had a great curiosity, observing the geography, geology, plants, animals, birds, reptiles, amphibians and fish around him and recording what he saw and heard about. He wrote acclaimed books including British Zoology, the History of Quadrupeds, Arctic Zoology and Indian Zoology although he never travelled further afield than continental Europe. Thomans Pennant – Early…
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