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Monthly Archives: June 2019

geology
The Mysterious Tunguska Event – June 30, 1908

The Mysterious Tunguska Event – June 30, 1908

Harald Sack
On June 30, 1908, seismic stations all across Europe registered an enormously powerful shock wave, which originated from a location near the Podkamennaya Tunguska River in what is now Krasnoyarsk Krai, Russia. The so-called Tunguska event ever since has challenged the fantasy of scientists, who related it to the impact of a meteor or comet fragment, or even have developed theories that speak of black holes, anti matter or less exotic geothermical…
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engineering
John Gorrie and the Wonders of Air Condition

John Gorrie and the Wonders of Air Condition

Harald Sack
On June 29, 1855, American physician, scientist, inventor, and humanitarian John Gorrie passed away. He is considered the father of refrigeration and air conditioning. Today, refrigeration as well as air condition has become a commodity. But, the importance of refrigeration to modern civilization as a means for conservation of food cannot be overestimated. A Brief History of Refrigeration Actually, even already in prehistoric times man was using ice to refrigerate and thus…
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physics
Carl Friedrich von Weizsäcker – The Responsibility of Science in the Atomic Age

Carl Friedrich von Weizsäcker – The Responsibility of Science in the Atomic Age

Harald Sack
On June 28, 1912, German physicist at philosopher Carl Friedrich von Weizsäcker was born. Being a member of the team of physicists, who under Werner Heisenberg‘s lead performed nuclear research in Germany during World War 2, Weizsäcker later made important theoretical discoveries regarding energy production in stars from nuclear fusion processes. He also did influential theoretical work on planetary formation in the early Solar System. “It’s useful when we learn to wonder…
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mathematics
Augustus de Morgan and Formal Logic

Augustus de Morgan and Formal Logic

Harald Sack
On June 27, 1806, British mathematician and logician Augustus De Morgan was born. He formulated De Morgan‘s laws and introduced the term mathematical induction, a method of mathematical proof typically used to establish a given statement for all natural numbers. As a computer scientist, I am of course familiar with De Morgan‘s laws, which are fundamental for Boolean logic. De Morgan‘s laws are merely transformation rules for two of the basic operators…
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cinematography
Peter Lorre – A Stranger in Paradise

Peter Lorre – A Stranger in Paradise

Harald Sack
On June 26, 1904, Hungarian-born American character actor of Jewish descent Peter Lorre was born. He went down in film history in 1931 with his portrayal of the uncanny child murderer in Fritz Lang‘s classic M.[1] After his emigration he worked as a successful character actor of often shady characters in Hollywood, among others in The Maltese Falcon, Casablanca, and Arsenic and Old Lace. “You know I can get away with murder.…
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philosophy
Elena Cornaro Piscopia – About the Difficulties to Receive a PhD in a Male Dominated Academia

Elena Cornaro Piscopia – About the Difficulties to Receive a PhD in a Male Dominated Academia

Harald Sack
On June 25, 1678, Venetian philosopher of noble descent Elena Cornaro Piscopia, was the first woman to receive a Doctor of Philosophy degree. An extraordinary Child Elena Cornaro Piscopia was the fifth of seven children of the procurator of San Marco (Sestiere di Venezia), Gianbattista Corner, and his later wife Zanetta Boni. Her intellectual ability was noticed early, wherefore the local priest encouraged her family to enable Piscopia a formal education. She was then…
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history
Lucrezia Borgia – Femme Fatale or Political Tool?

Lucrezia Borgia – Femme Fatale or Political Tool?

Harald Sack
On June 24, 1519, Lucrezia Borgia, the daughter of Pope Alexander VI, and Vannozza dei Cattanei, passed away. Lucrezia’s family later came to epitomize the ruthless Machiavellian politics and sexual corruption alleged to be characteristic of the Renaissance Papacy. Lucrezia was cast as a femme fatale, a role she has been portrayed as in many artworks, novels, and films. The extent of her complicity in the political machinations of her family is…
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philosophy
Pierre de Coubertin and the Idea of the Olympic Games

Pierre de Coubertin and the Idea of the Olympic Games

Harald Sack
On June 23, 1894, French educator and historian Pierre de Coubertin founded the International Olympic Committee (IOC). Because of his initiative he is considered the father of the modern Olympic Games, the first one organized in Greece only two years later in 1896. “In the name of all the competitors I promise that we shall take part in these Olympic Games, respecting and abiding by the rules which govern them, in the true spirit…
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philosophy
Wilhelm von Humboldt and the Reform of Prussia’s Education System

Wilhelm von Humboldt and the Reform of Prussia’s Education System

Tabea Tietz
On June 22, 1767, Friedrich Wilhelm Christian Karl Ferdinand von Humboldt was born. He was a Prussian philosopher, government functionary, diplomat, and founder of the University of Berlin. He is especially remembered as a linguist who made important contributions to the philosophy of language and to the theory and practice of education. In particular, he is widely recognized as having been the architect of the Prussian education system which was used as a…
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engineering
Black Vinyl at 33⅓ RPM

Black Vinyl at 33⅓ RPM

Tabea Tietz
On June 21, 1948, Columbia Records introduced the long-playing record album, in short the LP, in a public demonstration at the Waldorf-Astoria Hotel in New York, New York, which soon was adopted as a new standard by the entire record industry. Apart from relatively minor refinements and the important later addition of stereophonic sound capability, it has remained the standard format for vinyl “albums”. It all starts with the Player Piano To…
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