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chemistry
Humphry Davy and the Electrolysis

Humphry Davy and the Electrolysis

Tabea Tietz
Sir Humphry Davy (1778 – 1829) Painting by Thomas Phillips On November 19, 1807, British chemist and inventor Humphry Davy reported to the Royal Society about the isolation of potassium and sodium from different salts by electrolysis. Davy was one of the pioneers in the field of electrolysis using the newly invented voltaic pile to split up common compounds and thus prepare many new elements. Humphry Davy was born in 1778 in…
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computer science
Intel 4004 – The World’s First Microprocessor

Intel 4004 – The World’s First Microprocessor

Harald Sack
The Intel C4004, the very first commercially available microprocessor On November 15, 1971, Intel presented the Intel 4004 microprocessor, the world’s very first commercially available 4-bit central processing unit (CPU). It was the first complete CPU on one chip. By the time, this revolutionary microprocessor, the size of a little fingernail, delivered the same computing power as the first electronic computer built in 1946, which filled an entire room. Back in 1969,…
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chemistry
Marie Curie – Truly an Extraordinary Woman

Marie Curie – Truly an Extraordinary Woman

Tabea Tietz
On November 7, 1867, Marie Curie was born, French-Polish physicist, chemist, pioneer in research of radioactivity and double nobel laureate. “One never notices what has been done; one can only see what remains to be done.” Marie Curie, Letter to her brother (1894) Family Background and Youth Mary Skłodowska was the youngest of five children of the teacher couple Bronisława and Władysław Skłodowski, who both came from the lower Polish land nobility, the…
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history
Orson Welles and the 1938 Radio Show Panic

Orson Welles and the 1938 Radio Show Panic

Harald Sack
Headline of the New York Times from Oct, 31, 1938 about Orson Welles’ ‘War of the Worlds’ On October 30, 1938, a Saturday night at 8 pm, H.G. Wells‘ ‘The War of the Worlds‘ was broadcasted at CBS radio in an adaption presented and narrated by future famous film director and actor Orson Welles.The first two thirds of the 60-minute broadcast were presented as a series of simulated news bulletins, which suggested to…
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art
Pablo Picasso – A Giant in Art

Pablo Picasso – A Giant in Art

Harald Sack
Pablo Picasso (1881 – 1973) On October 25, 1881, famous Spanish artist Pablo Picasso, painter, sculptor, printmaker, ceramicist, and stage designer was born. He is considered as one of the greatest and most influential artists of the 20th century and is widely known for co-founding the Cubist movement, the invention of constructed sculpture, the co-invention of collage, and for the wide variety of styles that he helped develop and explore. Pablo Picasso’s…
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history
The Days That Never Happened – The Gregorian Calendar

The Days That Never Happened – The Gregorian Calendar

Harald Sack
Inscription on the grave of Gregory XIII, St. Peter’s Basilica honoring the Gregorian Calendar © Rsuessbr By a papal decree signed on 24 February 1582 by Pope Gregory XIII. the days from October 5, 1582 to October 14, 1582 never happened. This was, because the actually used calendar was out of tune with the mechanics of the heavens. The Julian calendar, named after Iulius Caesar, did not provide sufficient precision to keep…
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chemistry
A Life of Discoveries – the great Michael Faraday

A Life of Discoveries – the great Michael Faraday

Tabea Tietz
Michael Faraday (1791 – 1867) in his laboratory Painting by Harriet Moore On September 22, 1791, the famous chemist and physicist Michael Faraday  was born. He is responsible for the discovery of the electromagnetic induction, the laws of electrolysis and best known for his inventions, which laid the foundations to the electrical industry. But, to understand the person and the scientist Michael Faraday, we have to look a little bit into his…
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explorer
Marco Polo – The Great Traveler and Merchant

Marco Polo – The Great Traveler and Merchant

Tabea Tietz
Marco Polo Mosaic On September 15, 1254, the Venetian merchant traveler Marco Polo was born. He is best known for his journeys to Central Asia and China, narrated in the book ‘The Travels of Marco Polo‘. Marco Polo directly followed his father’s footsteps, who was a well known traveling merchant himself. The journey of Marco’s father Niccolò and his brother Maffeo took many years, but it was worth it,  they came back…
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communication
Émile Baudot and his Telegraph

Émile Baudot and his Telegraph

Harald Sack
Èmile Baudot(1845-1903) On September 11, 1845, French telegraph engineer and inventor of the first means of digital communication code, Èmile Baudot was born. As the son of farmer Pierre Emile Baudot, Jean-Maurice-Èmile Baudot attended primary school and was to work at his father’s farm right after. At the Age of 24, he joined the French Post & Telegraph Administration, where he completed his apprenticeship. He learned to work with the Morse telegraph…
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computer science
The Bug that wasn’t really a Bug – Computer Pioneer Grace Murray Hopper

The Bug that wasn’t really a Bug – Computer Pioneer Grace Murray Hopper

Tabea Tietz
Most of you might think that computers is one of these men’s business things. Far from it! Not even that it was a girl who was the very first programmer in history – Ada Augusta King Countess of Lovelace [1] – it was also a woman in the early days of computers, who developed the very first compiler to translate high level language computer programs into low level machine commands. But besides her…
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