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astronomy
The Hale Telescope at Palomar Observatory

The Hale Telescope at Palomar Observatory

Tabea Tietz
On January 26, 1949, the Hale telescope at Palomar Observatory sees first light under the direction of Edwin Hubble,[4] becoming the largest aperture optical telescope (until BTA-6 was built in 1976). George Ellery Hale George Ellery Hale was a solar astronomer, who was born and grew up in Chicago, Illinois [5]. He studied at MIT, Harvard and in Berlin. He is mostly known for his invention of the spectrohelioscope during his time at…
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explorer
Fabian von Bellingshausen and the Discovery of Antarctica

Fabian von Bellingshausen and the Discovery of Antarctica

Tabea Tietz
On January 25, 1852, Baltic German officer in the Imperial Russian Navy, cartographer and explorer Fabian Gottlieb von Bellingshausen passed away. He was a notable participant of the first Russian circumnavigation and subsequently a leader of another circumnavigation expedition, which discovered the continent of Antarctica. He is remembered in Russia as one if its greatest admirals and explorers, and multiple geographical features and locations in the Antarctic, named in honor of Bellingshausen, remind of…
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philosophy
Christian Wolff and the German Enlightenment

Christian Wolff and the German Enlightenment

Harald Sack
On January 24, 1679, German philosopher Christian Wolff was born. One of the most important philosophers of the Enlightenment between Leibniz and Kant, he is one of the most important representatives of natural law and is regarded as the actual founder of 19th-century jurisprudence on concepts. German philosophy owes its terminological foundation to him; many of the terms he defined, such as consciousness, meaning, or attention, were later adopted into everyday language.…
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geology
Andrija Mohorovičić and the Mohorovičić Discontinuity

Andrija Mohorovičić and the Mohorovičić Discontinuity

Tabea Tietz
On January 23, 1857, Croatian meteorologist and seismologist Andrija Mohorovičić was born. He is best known for the eponymous Mohorovičić discontinuity, i.e. the boundary between the Earth’s crust and mantle discovered by him – and is considered a founder of modern seismology. Andrija Mohorovičić Background Andrija Mohorovičić proved to be a talented student from early age. By the age of 15, he spoke English, French and Italian and learned German, Czech, Latin and Ancient…
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philosophy
Sir Francis Bacon and the Scientific Method

Sir Francis Bacon and the Scientific Method

Harald Sack
On January 22, 1561, English philosopher, statesman, scientist, jurist, orator, essayist, and author Sir Francis Bacon was born. Bacon has been called the creator of empiricism. His works established and popularized inductive methodologies for scientific inquiry. “Knowledge, that tendeth but to satisfaction, is but as a courtesan, which is for pleasure, and not for fruit or generation.” — Francis Bacon, as quoted in Valerius Terminus: Of the Interpretation of Nature (ca. 1603) Scholasticism…
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engineering
John Fitch and the Invention of the First Steam Boat

John Fitch and the Invention of the First Steam Boat

Tabea Tietz
On January 21, 1743, American inventor, clockmaker, entrepreneur and engineer John Fitch was born. He was most famous for operating the first steamboat service in the United States even before Robert Fulton.[3] John Fitch – Biographical Information John Fitch grew up with his father and was pulled from school at the age of eight and had to work at the family farm. Eventually, he fled and took up silversmithing before exploring the Ohio River…
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history
The World according to Sebastian Münster

The World according to Sebastian Münster

Harald Sack
On January 20, 1488, German cartographer, cosmographer, and a Christian Hebraist scholar Sebastian Münster was born. His work, the Cosmographia from 1544, was the earliest German description of the world. In (Western) Germany, he is best known for his portrait on the former German 100 DM banknote – of course only to people who are old enough to remember the old Deutsche Mark banknotes (valid from 1962-1991). Sebastian Münster – Youth and Education Sebastian…
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engineering
Sir Henry Bessemer and the Secret of Steel

Sir Henry Bessemer and the Secret of Steel

Tabea Tietz
On January 19, 1813, English engineer, inventor, and businessman Sir Henry Bessemer was born. Bessemer’s name is chiefly known in connection with the Bessemer process, the first process for manufacturing steel inexpensively (1856), leading to the development of the Bessemer converter. “I had an immense advantage over many others dealing with the problem inasmuch as I had no fixed ideas derived from long-established practice to control and bias my mind, and did not…
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physics
Statistical Mechanics with Paul Ehrenfest

Statistical Mechanics with Paul Ehrenfest

Harald Sack
On January 18, 1881, Austrian and Dutch theoretical physicist Paul Ehrenfest was born. Ehrenfest made major contributions to the field of statistical mechanics and its relations with quantum mechanics, including the theory of phase transition and the Ehrenfest theorem. “Einstein, my upset stomach hates your theory — it almost hates you yourself ! How am I to provide for my students ? What am I to answer to the philosophers ?” –…
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literature
Calderón de la Barca – one of the finest Playwrights of World Literature

Calderón de la Barca – one of the finest Playwrights of World Literature

Harald Sack
On January 17, 1600, Spanish poet and playwright of the Spanish Golden Age Pedro Calderón de la Barca was born. His work being regarded as the culmination of the Spanish Baroque theatre. As such, he is regarded as one of Spain’s foremost dramatists and one of the finest playwrights of world literature. ¿Qué es la vida? Un frenesí. ¿Qué es la vida? Una ilusión, una sombra, una ficción, y el mayor bien…
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