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The Most Accurate Instruments of Gemma Frisius

The Most Accurate Instruments of Gemma Frisius

On December 9, 1508, physician, mathematician, cartographer, philosopher, and instrument maker Gemma Frisius was born. He created important globes, improved the mathematical instruments of his day and applied mathematics in new ways to surveying and navigation. Reinerus Gemma was born in Dokkum, Friesland, a coastal province in northern Netherlands, of poor parents who died when he was young. He only adopted the name Frisius when he later became a scholar for, like…
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Jan Ingenhousz and Photosynthesis

Jan Ingenhousz and Photosynthesis

On December 8, 1730, Dutch physiologist, biologist and chemist Jan Ingenhousz was born. He is best known for showing that light is essential to photosynthesis and thus became one of the scientists who significantly contributed to the discovery of photosynthesis. He also discovered that plants, like animals, have cellular respiration. Jan Ingenhousz was born in Breda. He started his studies of medicine at the University of Leuven when he was 16 years old…
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Karen Horney’s Struggle with Neurosis

Karen Horney’s Struggle with Neurosis

On December 4, 1952, German Neo-Freudian psychoanalyst Karen Horney passed away. Her theories questioned some traditional Freudian views. This was particularly true of her theories of sexuality and of the instinct orientation of psychoanalysis. She is credited with founding feminist psychology in response to Freud’s theory of penis envy.[4] She disagreed with Freud about inherent differences in the psychology of men and women, and she traced such differences to society and culture rather…
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Harriet Quimby – the First Woman to Fly Across the English Channel

Harriet Quimby – the First Woman to Fly Across the English Channel

On April 16, 1912, Harriet Quimby became the first woman to fly across the English Channel. She was the the first woman to gain a pilot’s license in the United States. Although Quimby lived only to the age of thirty-seven, she had a major influence upon the role of women in aviation. Harriet Quimby was born into a farmer’s family in Michigan and moved to San Francisco in order to become an…
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The Nuremberg Chronicle and the History of the World

The Nuremberg Chronicle and the History of the World

Woodcut of Nuremberg, Nuremberg Chronicle On December 23, 1493, the German version of the Nuremberg Chronicle – in German ‘Schedelsche Weltchronik‘ – was published. It is one of the best-documented early printed books – an incunabulum – and one of the first to successfully integrate illustrations and text. Moreover, it was the most extensively illustrated book of the 15th century. OK, unless you are not a book history afficionado, a bibliophile eccentric…
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The Birth of the Internet

The Birth of the Internet

On October 29, 1969, the very first message between two distant computer nodes, from the Network Measurement Center at the UCLA’s School of Engineering and Applied Science and SRI International (SRI) was sent. This is to be considered the birth of the ARPANET, which should become the Internet. What was the reason for the development of the Internet? Especially in the 1960s, when computers were absolutely not widespread or ubiquitous as today.…
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Mark Twain – Keen Observer and Sharp-tongued Critic

Mark Twain – Keen Observer and Sharp-tongued Critic

On November 30, 1835, famous American author Samuel Longhorn Clemens, better known by his pen name Mark Twain, was born in the tiny village of Florida, Missouri. He is most noted for his humorous novels about the mischievous boys Tom Sawyer and Huckleberry Finn and their adventures on the mighty Mississippi River. “Persons attempting to find a motive in this narrative will be prosecuted; persons attempting to find a moral in it will…
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