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Tabea Tietz

physics
The Kyshtym Disaster

The Kyshtym Disaster

Tabea Tietz
On September 29, 1957, near the Russian town of Kyshtym a major radiological contamination accident happened, which is referred to as the Kyshtym disaster. The failure of the cooling system for a tank storing tens of thousands of tons of dissolved nuclear waste resulted in a chemical (non-nuclear) explosion having an energy estimated at about 75 tons of TNT. The Soviet Union did not release news of the accident and denied it…
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geology
Pierre Louis Maupertuis – The Man who flattened the Earth

Pierre Louis Maupertuis – The Man who flattened the Earth

Tabea Tietz
On September 28, 1698, French mathematician, philosopher and man of letters Pierre Louis Maupertuis was born. Maupertuis made an expedition to Lapland to determine the shape of the Earth. He is also credited with having invented the principle of least action, an integral equation that determines the path followed by a physical system. “Nature always uses the simplest means to accomplish its effects.” – Formulation of the principle of least action, as…
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biology
Guillaume Rondelet and the Aquatic Life

Guillaume Rondelet and the Aquatic Life

Tabea Tietz
On September 27, 1507, French anatomist and naturalist Guillaume Rondelet was born, who had a particular interest in botany and zoology. His major work was a lengthy treatise on marine animals, which took two years to write and became a standard reference work for about a century afterwards, but his lasting impact lay in his education of a roster of star pupils who became leading figures in the world of late-16th century…
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biology
The Biosphere 2 Missions – Failures and Lessons Learned

The Biosphere 2 Missions – Failures and Lessons Learned

Tabea Tietz
On September 26, 1991, the first mission of Biosphere 2 began. Biosphere 2 is an Earth systems science research facility located in Oracle, Arizona, built to be an artificial, materially closed ecological system, or vivarium. It remains the largest closed system ever created. Biosphere 2 in Oracle, Arizona Biosphere 2 was constructed between 1987 and 1991 by Space Biosphere Ventures and was named Biosphere 2 because it was meant to be the…
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medical science
Typhoid Mary

Typhoid Mary

Tabea Tietz
On September 23, 1869, Mary Mallon was born, better known as Typhoid Mary was born. She was the first person in the United States identified as an asymptomatic carrier of the pathogen associated with typhoid fever. She was presumed to have infected 51 people, three of whom died, over the course of her career as a cook. She was twice forcibly isolated by public health authorities and died after a total of…
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history
The Salem Witch Trials

The Salem Witch Trials

Tabea Tietz
On September 19, 1692, Giles Corey, who was accused of witchcraft along with his wife Martha Corey during the Salem Witch Trials, was subjected to pressing in an effort to force him to plead, but instead he died after two days of torture. The Salem witch trials were a series of hearings and prosecutions of people accused of witchcraft in colonial Massachusetts between February 1692 and May 1693. The trials resulted in…
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archeology
Charles Thomas Newton and the Mausoleum of Halicarnassus

Charles Thomas Newton and the Mausoleum of Halicarnassus

Tabea Tietz
On September 16, 1816, British archeologist Sir Charles Thomas Newton was born. Newton excavated sites in southwestern Turkey and disinterred the remains of one of the Seven Wonders of the ancient world, the Mausoleum of Halicarnassus (at present-day Bodrum, Turkey). Newton also helped to establish systematic methods for archaeology. Charles Thomas Newton – A Career in Archaeology Charles Thomas Newton was born the second son of Newton Dickinson Hand Newton, vicar of Clungunford, Shropshire. He was…
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explorer
Marco Polo – The Great Traveler and Merchant

Marco Polo – The Great Traveler and Merchant

Tabea Tietz
Around 1254 (according to some sources on September 15, 1254 [1]) Venetian merchant traveler Marco Polo was born. He is best known for his journeys to Central Asia and China, narrated in the book “Il Milione” (‘The Book of the Wonders of the World‘). “I have not told half of what I saw.” – Marco Polo, On his death-bed, when urged to retract “some of the seemingly incredible statements he made in his…
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geography
Robert S. Dietz and the Seafloor Spreading

Robert S. Dietz and the Seafloor Spreading

Tabea Tietz
On September 14, 1914, US marine geologist, geophysicist and oceanographer Robert Sinclair Dietz was born. He is best known for his pioneering research along with Harry Hammond Hess concerning seafloor spreading (a term he coined), in which new crustal material continually upwells from the Earth’s depths along the mid-ocean ridges and spreads outward at a rate of several inches per year. Robert Dietz – Education Robert Dietz was educated at the University…
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chemistry
Irène Joliot-Curie and Artificial Radioactivity

Irène Joliot-Curie and Artificial Radioactivity

Tabea Tietz
On September 12, 1897, French Physicist and Nobel Laureate Irène Joliot-Curie was born. She was the daughter of Marie Skłodowska-Curie and Pierre Curie and the wife of Frédéric Joliot-Curie, with whom she jointly was awarded the Nobel Prize for Chemistry in 1935 for their discovery of artificial radioactivity. In the Footsteps of Giants Irène Curie was the elder daughter of Nobel Prize winners Marie and Pierre Curie.[3] When she was eight years…
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