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Monthly Archives: August 2022

physics
Wolfgang Paul and the Quadrupole Ion Trap

Wolfgang Paul and the Quadrupole Ion Trap

Harald Sack
On August 10, 1913, German physicist Wolfgang Paul was born. Paul co-developed the non-magnetic quadrupole mass filter which laid the foundation for what we now call an ion trap. He shared one-half of the Nobel Prize in Physics in 1989 for this work with Hans Georg Dehmelt; the other half of the Prize in that year was awarded to Norman Foster Ramsey, Jr. Ion traps can be used as a component of…
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medical science
William Morton and the Painless Ether Anesthesia

William Morton and the Painless Ether Anesthesia

Harald Sack
On August 9, 1819, American dentist William Thomas Green Morton was born. He was the first to publicly demonstrate the use of inhaled ether as a surgical anesthetic in 1846. Morton is credited with gaining the medical world’s acceptance of surgical anesthesia. But, can you imagine a surgery without any anesthetic? Standing the pain of an operation, feeling every cut? Better not. Nevertheless, anesthetics already have a long tradition.  The History of…
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physics
Sir Roger Penrose and the Singularity

Sir Roger Penrose and the Singularity

Harald Sack
On August 8, 1931, English mathematical physicist, mathematician and philosopher of science. Sir Roger Penrose was born. Penrose is known for his work in mathematical physics, in particular for his contributions to general relativity and cosmology. In 1969, with Stephen Hawking, Penrose proved that all matter within a black hole collapses to a singularity, a geometric point in space where mass is compressed to infinite density and zero volume. Youth and Education…
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archeology
The Venus of Willendorf and its Controversial Interpretation

The Venus of Willendorf and its Controversial Interpretation

Harald Sack
On August 7, 1908, among railway construction work on the Donauuferbahn in Lower Austria, a lime stone figure was discovered, the Venus of Willendorf. The high statuette of a female figure estimated to have been made between about 28,000 and 25,000 BCE. The Willendorf Hamlet The Willendorf hamlet is located near today’s Aggsbach, a small wine-growing town in the Krems-Land district of Lower Austria. Wilendorf had already been known as a Palaeolithic…
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space
Allan Hills 84001 and Is There Life on Mars?

Allan Hills 84001 and Is There Life on Mars?

Harald Sack
Allan Hills 84001 (commonly abbreviated ALH 84001) is a meteorite that was found in Allan Hills, Antarctica on December 27, 1984 by a team of U.S. meteorite hunters. What makes it so special that it is responsible for worldwide headlines on August 6, 1996, when NASA scientists announced that it might contain evidence for microscopic fossils of Martian bacteria based on carbonate globules observed. A Meteorite from a “Wet” Mars ALH84001 is a meteorite thought to…
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medical science
Joseph Merrick – The Story of the Elefant Man

Joseph Merrick – The Story of the Elefant Man

Harald Sack
On August 5, 1865, Joseph Carey Merrick was born. Sometimes incorrectly referred to as John Merrick, Joseph Carey Merrick was an English man with severe deformities who was exhibited as a human curiosity named the Elephant Man. He became well known in London society after he went to live at the London Hospital. You might have heard of Merrick from David Lynch’s popular film ‘The Elefant Man‘, released in 1980 starring Anthony Hopkins. Frightened by…
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explorer
Juan Sebastián Elcano and the First Circumnavigation of the Earth

Juan Sebastián Elcano and the First Circumnavigation of the Earth

Harald Sack
On August 4, 1526, Spanish explorer of Basque origin Juan Sebastián Elcano passed away. Elcano was part of the Spanish expedition commanded by the Portuguese explorer Ferdinand Magellan, who set sail for the first successful circumnavigation of the Earth. After Magellan‘s death in the Philippines, Elcano took command of the nau Victoria from the Moluccas to Sanlúcar de Barrameda in Spain. Signing up on Magellan’s East India Expedition Juan Sebastián Elcano was…
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mathematics
Ferdinand Georg Frobenius and Group Theory

Ferdinand Georg Frobenius and Group Theory

Harald Sack
On August 3, 1917, German mathematician Ferdinand Georg Frobenius passed away. Frobenius best known for his contributions to the theory of elliptic functions, differential equations and to group theory. He is known for the famous determinantal identities, known as Frobenius–Stickelberger formulae, governing elliptic functions, and for developing the theory of biquadratic forms. He was also the first to introduce the notion of rational approximations of functions (nowadays known as Padé approximants), and…
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chemistry
Leopold Gmelin and the Chemistry of Digestion

Leopold Gmelin and the Chemistry of Digestion

Harald Sack
On August 2, 1788, German chemist Leopold Gmelin was born. Gmelin discovered potassium ferrocyanide (1822), devised Gmelin‘s test for bile pigments and researched the chemistry of digestion. He published the notable Handbook of Chemistry to comprehensively survey the subject. This was the first thorough update since the era of Lavoisier‘s influence.[4] He also coined the names ester, ketone and racemic acid. Leopold Gmelin – Early Years Gmelin was born in Göttingen, Germany, the…
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astronomy
Helen Swayer Hogg and the Globular Clusters

Helen Swayer Hogg and the Globular Clusters

Harald Sack
On August 1, 1905, American-Canadian astronomer Helen Sawyer Hogg was born. Hogg is noted for pioneering research into globular clusters (stars with cyclical changes of brightness found within huge, dense conglomerations of stars located in the outer halo of the Milky Way galaxy) and variable stars. She was the first female president of several astronomical organizations and a notable woman of science in a time when many universities would not award scientific…
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