SciHi Blog

Richard Dedekind and the Real Numbers

Richard Dedekind and the Real Numbers

On October 6, 1831, German mathematician Julius Wilhelm Richard Dedekind was born. He is known for making important contributions to abstract algebra (particularly ring theory), algebraic number theory and the foundations of the real numbers. “Numbers are the free creation of the human mind.” Richard Dedekind Richard Dedekind was the son of an administrator at Collegium Carolinum in Braunschweig. His family was known as pretty influential and the young Richard enrolled in 1848 at…
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Willy Ley – Founder of the German Rocket Society

Willy Ley – Founder of the German Rocket Society

Willy Ley (right), with Wernher von Braun (center), and Dr. Heinz Haber (left) On October 2, 1906, German-American engineer, science writer, spaceflight advocate, and historian of science Willy Ley was born. Ley is known for being the founder of the German Rocket Society, one of the first group of men to experiment with rockets. Fiercely anti-Nazi, unlike Wernher von Braun, in 1934, he emigrated to the U.S. rather than pursuing military applications of rocketry. In…
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Abraham Werner and the School of Neptunism

Abraham Werner and the School of Neptunism

Abraham Gottlob Werner (1749-1817) On September 25, 1749, German geologist Abraham Gottlob Werner was born. He is best known for his early theory about the stratification of the Earth’s crust. Moreover, he propounded an earth history that others labeled Neptunism that states that holding that all rocks have aqueous origins. While most tenets of Neptunism were eventually set aside, science is indebted to Werner for clearly demonstrating the chronological succession of rocks,…
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Juan de la Cierva and the Autogiro

Juan de la Cierva and the Autogiro

On September 21, 1895, Spanish civil engineer and aviation pioneer Juan de la Cierva y Codorníu was born. His most famous accomplishment was the invention in 1920 of the Autogiro, a single-rotor type of aircraft, a predecessor of today‘s helicopter. Aviation Pioneer Juan de la Cierva Juan de la Cierva was born in Murcia, Spain to a wealthy family. Although trained as a civil engineer, Cierva became interested in aviation early in…
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The psychologist must study mankind from the historical or comparative standpoint – Moritz Lazarus

The psychologist must study mankind from the historical or comparative standpoint – Moritz Lazarus

On September 15, 1824, German philosopher and psychologist Moritz Lazarus was born. He held that humanity must be studied from the historical, comparative viewpoint, analyzing the elements that constitute the fabric of society, with its customs, its conventions, and the main tendencies of its evolution. He was Jewish and a leading opponent of anti-Semitism in his time. Moritz Lazarus – Youth and Education Moritz Lazarus received a Jewish education, taking classes in…
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Harvey Fletcher – the Father of Stereophonic Sound

Harvey Fletcher – the Father of Stereophonic Sound

On September 11, 1884, US-american physicist Harvey Fletcher was born. Considered as the “father of stereophonic sound” he is credited with the invention of hearing aids and is well known for his contributions in acoustics, electrical engineering, speech, medicine, music, atomic physics, sound pictures, and education. Harvey Fletcher – Early Years Harvey Fletcher was raised in Utah in a religious community. He received his early education at he Brigham Young University where…
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Bernard Siegfried Albinus and his Anatomic Works

Bernard Siegfried Albinus and his Anatomic Works

On September 9, 1770, German anatomist Bernard Siegfried Albinus passed away. He was the first to show the connection of the vascular systems of the mother and the fetus. He is best known for the excellent drawings in his Tabulae sceleti et musculorum corporis humani (1747; Tables of the Skeleton and Muscles of the Human Body). Bernard Siegfried Albinus – Early Years Bernard Siegfried Weiss was born in Frankfurt (Oder), Germany. Already his…
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Man Ray and The Dadaistic Art of Photography

Man Ray and The Dadaistic Art of Photography

On August 27, 1890, American modernist artist and photographer Emmanuel Radnitzky was born, better known as Man Ray. A significant contributor to the Dadaist and Surrealist movement, Man Ray produced major works in a variety of media but considered himself a painter above all. He was best known for his photography, and he was a renowned fashion and portrait photographer. “I have been accused of being a joker. But the most successful…
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Elizabeth Montagu and the Famous Bluestocking Society

Elizabeth Montagu and the Famous Bluestocking Society

On August 25, 1800, British social reformer, patron of the arts, salonist, literary critic, and writer Elizabeth Montagu passed away. She was one of the wealthiest women of her era and one of the founders of the Bluestocking Society, an informal women’s social and educational movement in England in the mid-18th century. Elizabeth Robinson was born as the eldest of three daughters (she also had a brother Matthew Robinson) of Matthew Robinson…
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William Murdock ‘enlights’ the 19th Century

William Murdock ‘enlights’ the 19th Century

On August 21, 1754, Scottish engineer and inventor William Murdock was born. He was the first to make extensive use of coal gas for illumination and a pioneer in the development of steam power. William Murdock – Early Years William Murdock (sometimes also referred to as Murdoch) was born as the third of seven children of the mill tenant and former infantryman John Murdoch in the community of Cumnoch. At the age of ten, he…
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