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biology
Augustine Pyramus de Candolle and the Biological Clock

Augustine Pyramus de Candolle and the Biological Clock

Tabea Tietz
On September 9, 1841, Swiss botanist Augustin Pyramus de Candolle passed away. Candolle originated the idea of “Nature’s war”, which influenced Charles Darwin and the principle of natural selection.[3,4] Furthermore, he recognized that multiple species may develop similar characteristics that did not appear in a common evolutionary ancestor; this was later termed analogy. During his work with plants, de Candolle noticed that plant leaf movements follow a near-24-hour cycle in constant light, suggesting that…
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explorer
Heinrich Harrer and the Eiger North Face

Heinrich Harrer and the Eiger North Face

Tabea Tietz
On July 21, 1938, Austrian mountaineer, sportsman, and geographer Heinrich Harrer together with Andreas Heckmair, Ludwig Vörg, and Fritz Kasparek started ther first successful climb of the famous Eiger north face, which is the biggest north face in the Alps. The north face is considered amongst the most challenging and dangerous ascents in the European alps. A Top Sportsman Heinrich Harrer was born in 1912 in Hüttenberg, Austria-Hungary, in the district of Sankt…
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medical science
Wilhelm His and the Invention of the Microtome

Wilhelm His and the Invention of the Microtome

Tabea Tietz
On July 9, 1831, Swiss anatomist Wilhelm His, Sr. was born. His became known for the invention of the microtome, a tool used to cut extremely thin slices of material (even though others were also credited with the invention). By treating animal flesh with acids and salts to harden it and then slicing it very thinly with the microtome, scientists were able to further research the organization and function of tissues and…
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psychology
Elisabeth Kübler-Ross and her Research in Death

Elisabeth Kübler-Ross and her Research in Death

Harald Sack
On July 8, 1926, Swiss-American psychiatrist Elisabeth Kübler-Ross was born. Kübler-Ross was a pioneer in near-death studies and the author of the groundbreaking book On Death and Dying (1969), where she first discussed her theory of the five stages of grief. “I believe that we are solely responsible for our choices, and we have to accept the consequences of every deed, word, and thought throughout our lifetime.” – Elisabeth Kübler-Ross [1] Youth…
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engineering
The Story of the Legendary Swiss Army Knife

The Story of the Legendary Swiss Army Knife

Harald Sack
On June 12, 1897, the original Swiss Army knife was registered with the patent office as The Officer’s and Sports Knife. This knife featured a second smaller cutting blade, corkscrew, and wood fiber grips. Everybody knows the famous “Swiss Army knife”. But, what’s the history behind? The term “Swiss Army knife” was coined by American soldiers after World War II due to the difficulty they had in pronouncing “Offiziersmesser“, the German name.…
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chemistry
Victor Moritz Goldschmidt and the Origins of Geochemistry

Victor Moritz Goldschmidt and the Origins of Geochemistry

Harald Sack
On January 27, 1888, Swiss-Norwegian geochemist, mineralogist and petrologist Victor Moritz Goldschmidt was born. Goldschmidt is considered (together with Vladimir Vernadsky) to be the founder of modern geochemistry and crystal chemistry, as well as the developer of the Goldschmidt Classification of elements. “Every beginning is hard. At most stopping is sometimes even harder.” – Victor Moritz Goldschmidt, as quoted in [9] Victor Moritz Goldschmidt’s Early Years Goldschmidt was born in Zürich, Switzerland,…
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mathematics
Johann Heinrich Lambert – A Swiss Polymath

Johann Heinrich Lambert – A Swiss Polymath

Harald Sack
On August 26, 1728, Swiss polymath Johann Heinrich Lambert was born. Lambert provided the first rigorous proof that pi is irrational (i.e. it cannot be expressed as the quotient of two integers). He also was the first to introduce hyperbolic functions into trigonometry as well as the first mathematician to address the general properties of map projections. He also made significant contributions to physics, philosophy, and logic. “We would wish to discover the…
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psychology
Eugen Bleuler’s Research on Schizophrenia

Eugen Bleuler’s Research on Schizophrenia

Tabea Tietz
On July 15, 1939, Swiss psychiatrist and eugenicist Paul Eugen Bleuler passed away. Bleuler is best known for his contributions to the understanding of mental illness and for coining the terms “schizophrenia“, “schizoid”, “autism“, and what Sigmund Freud called “Bleuler‘s happily chosen term ambivalence“. He was one of the first psychiatrists to apply psychoanalytical methods in his research, and was an early proponent of the theories of Sigmund Freud.[4,5] Eugen Bleuler –…
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