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chemistry
Sir William Ramsay and the Discovery of Noble Gases

Sir William Ramsay and the Discovery of Noble Gases

Harald Sack
On October 2, 1852, Scottish chemist Sir William Ramsay was born. Ramsay discovered the noble gases and received the Nobel Prize in Chemistry in 1904 “in recognition of his services in the discovery of the inert gaseous elements in air” along with his collaborator, John William Strutt, 3rd Baron Rayleigh, who received the Nobel Prize in Physics that same year for their discovery of argon.[1] “But I am leaving the regions of…
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communication
The Unfortunate Inventions of Charles Cros

The Unfortunate Inventions of Charles Cros

Harald Sack
On October 1, 1842, French poet and inventor Charles Cros was born. He developed various improved methods of photography including an early color photo process. He also invented improvements in telegraph and paleophone technology. But lacking financial resources, he was unable to patent his devices before Thomas Edison and others developed the idea and started production. From the Telegraph to Color Photography Émile-Hortensius-Charles Cros was born in Fabrezan, Aude, France, 35km to the…
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philosophy
Étienne de Condillac and the Importance of Language in Logical Reasoning

Étienne de Condillac and the Importance of Language in Logical Reasoning

Harald Sack
On September 30, 1714, French philosopher and epistemologist Étienne Bonnot de Condillac was born. A leading advocate in France of the ideas of John Locke de Condillac further emphasized the importance of language in logical reasoning, stressing the need for a scientifically designed language and for mathematical calculation as its basis.[4] “The art of reasoning is nothing more than a language well arranged.” – Étienne de Condillac, as quoted in [5]  Étienne de Condillac…
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medical science
Fritz Kahn and the Mensch Maschine

Fritz Kahn and the Mensch Maschine

Tabea Tietz
On September 29, 1888, German Jewish physician Fritz Kahn was born. He is best known for his publication of popular science books and especially for his illustrations, which pioneered infographics. Fritz Kahn – Becoming a Physician Fritz Kahn was born in Halle, Germany and grew up with Jewish orthodox traditions and a decent education. In his early years, the Kahn family relocated several times and even lived in the United States for quite a while…
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computer science
Seymour Cray – the Father of Supercomputing

Seymour Cray – the Father of Supercomputing

Harald Sack
On September 28, 1925, American electrical engineer and supercomputer architect Seymour Roger Cray was born. He designed a series of computers that were the fastest in the world for decades, and founded Cray Research which built many of these machines. Called “the father of supercomputing,” Cray has been credited with creating the supercomputer industry. “One of my guiding principles is don’t do anything that other people are doing. Always do something a little…
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medical science
Ivan Pavlov and the Conditional Reflex

Ivan Pavlov and the Conditional Reflex

Harald Sack
On September 27, 1849, Russian physiologist and Nobel Laureate Ivan Petrovich Pavlov was born. He is primarily known primarily for his work in classical conditioning. And what is the first thing you will think about when you hear Pavlov‘s name? Well, probably his experiments with dogs, where he conditioned dogs to salivate when hearing a bell ringing because they expected to get food. But, let’s take a closer look at Pavlov and…
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chemistry
Joseph Proust and the Law of Constant Composition

Joseph Proust and the Law of Constant Composition

Harald Sack
On September 26, 1754, French chemist Joseph Louis Proust was born. He was best known for his discovery of the law of constant composition in 1799, stating that in chemical reactions matter is neither created nor destroyed. A Young Chemist Joseph L. Proust was born on September 26, 1754 in Angers, France as the second son of Joseph Proust, an apothecary, and Rosalie Sartre. Joseph studied chemistry in his father’s shop and later came to…
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explorer
Balboa and the Discovery of the Southern Ocean

Balboa and the Discovery of the Southern Ocean

Tabea Tietz
On September 25, 1513, Spanish conquistador and explorer Vasco Núñez de Balboa discovered the legendary Southern Ocean, having crossed the Isthmus of Panama facing the Pacific Ocean. Núñez de Balboa – Early Years Núñez de Balboa came from an impoverished Galician noble family. Like many adventurers, news of the land discovered by Columbus in 1492, with its wealth of gold, prompted him to make the journey to the New World. In 1500, as…
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mathematics
William Friedman and the Art of Cryptology

William Friedman and the Art of Cryptology

Harald Sack
On September 24, 1894, US cryptologist William F. Friedman was born. He is considered one of the world’s greatest cryptologists, who helped decipher enemy codes from World War I to World War II. William Friedman – Early Years Friedman was born as Wolfe Frederick Friedman, then part of imperial Russia, now Chisinau, capital of Moldova, as the son of Frederick Friedman, a Jew from Bucharest who worked as a translator and linguist for the Russian Postal Service,…
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physics
Hippolyte Fizeau and the Speed of Light

Hippolyte Fizeau and the Speed of Light

Harald Sack
On September 23, 1819, French physicist Armand Hippolyte Louis Fizeau was born. He is well known for his calculation of the speed of light and his suggestion to use length of a light wave be used as a length standard.[4] Hippolyte Fizeau – Early Years Hippolyte Fizeau was born in Paris as the eldest son of Béatrice and Louis Fizeau, who was professor of Pathology at the Paris Medical School. He attended the prestigious…
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