Monthly Archives: June 2017

Joseph Dalton Hooker and Taxonomy

Joseph Dalton Hooker and Taxonomy

On June 30, 1817, Sir Joseph Dalton Hooker was born, one of the greatest British botanists and explorers of the 19th century. Hooker was a founder of geographical botany and Charles Darwin‘s closest friend. Furthermore, he was assistant on Sir James Ross‘s Antarctic expedition and whose botanical travels to foreign lands included India, Palestine and the U.S., from which he became a leading taxonomists in his time. Joseph Dalton Hooker…
Prasanta Chandra Mahalanobis and Statistics

Prasanta Chandra Mahalanobis and Statistics

On June 29, 1893, Indian statistician Prasanta Chandra Mahalanobis was born. Mahalanobis is best remembered for the Mahalanobis distance, a statistical measure and for being one of the members of the first Planning commission of free India. He also made pioneering studies in anthropometry in India. He also devised fractile graphical analysis to study socioeconomic conditions. He applied statistics to issues of crop yields and planning for flood control. Prasanta…
Emil Erlenmayer and the Erlenmayer Flask

Emil Erlenmayer and the Erlenmayer Flask

On June 28, 1825, German chemist Emil Erlenmeyer was born. Erlenmayer is known for contributing to the early development of the theory of structure, formulating the Erlenmeyer rule, and especially for designing the Erlenmeyer flask, a type of chemical flask, which is named after him. Actually, I remember the Erlenmeyer flask from my earliest chemistry lessons back in high school. So, who was the man behind that prominent gadget? Richard…
Frank Rattray Lillie and the Fertilization Process

Frank Rattray Lillie and the Fertilization Process

On June 27, 1870, American zoologist and an early pioneer of the study of embryology Frank Rattray Lillie was born. Lillie is known for his discoveries concerning the fertilization of the egg (ovum) and the role of hormones in sex determination. He was instrumental in the development of the field of embryology. He identified the influence of potassium on cell differentiation and elucidated the biological mechanisms behind free-martins. Frank Lillie studied endocrinology and…
The Aircraft Designs of Willy Messerschmitt

The Aircraft Designs of Willy Messerschmitt

On June 26, 1898, German aircraft designer and manufacturer Wilhelm Emil “Willy” Messerschmitt was born. Probably Messerschmitt’s single most important design was the Messerschmitt Bf 109, designed in 1934 with the collaboration of Walter Rethel. The Bf 109 became the most important fighter in the Luftwaffe as Germany rearmed prior to World War II. To this day, it remains one of the most-produced warplanes in history, with some 34,000 built.…
J. Hans D. Jensen and the Uranium Club

J. Hans D. Jensen and the Uranium Club

On June 25, 1907, German nuclear physicist Johannes Hans Daniel Jensen was born. During World War 2, Jensen worked on the German nuclear energy project, known as the Uranium Club, in which he made contributions to the separation of uranium isotopes. Jensen shared half of the 1963 Nobel Prize in Physics with Maria Goeppert-Mayer for their proposal of the nuclear shell model. Hans Jensen was appointed Privatdozent at the University of Hamburg…
Victor Hess and the Ultra Radiation

Victor Hess and the Ultra Radiation

On June 24, 1883, Austrian-American physicist, and Nobel laureate in physics Victor Francis Hess was born. Hess shared the Nobel Prize for Physics with Carl Anderson in 1936 for his discovery of cosmic rays. Victor Franz Hess was born near Peggau in Styria, Austria, to Vinzenz Hess, a royal forester in Prince Louis of Oettingen-Wallerstein’s service, and his wife Serafine Edle von Grossbauer-Waldstätt. He attended secondary school at Graz Gymnasium…
Gaston Maspero and the Sea Peoples

Gaston Maspero and the Sea Peoples

On June 23, 1846, French egyptologist Gaston Camille Charles Maspero was born. Maspero is best known for popularizing the term “Sea Peoples“. He was director general of excavations and antiquities for the Egyptian government, who was responsible for locating a collective royal tomb of prime historic importance. Gaston Maspero studied at the École normale and met Egyptologist Auguste Mariette in 1867, back then the commissioner for the Egyptian section of the…
Franz Alexander and Psychosomatic Medicine

Franz Alexander and Psychosomatic Medicine

On June 22, 1891, Hungarian-American psychoanalyst and physician Franz Alexander was born. Alexander is considered one of the founders of psychosomatic medicine and psychoanalytic criminology. He was a leader in identifying emotional tension as a significant cause of physical illness. Franz Gabriel Alexander, in Hungarian Alexander Ferenc Gábor, was born in Budapest, Austria-Hungary, to his father was Bernhard Alexander, a philosopher and literary critic. Alexander studied in Berlin. Already a…
Charles B. Momsen and the Momsen Lung

Charles B. Momsen and the Momsen Lung

On June 21, 1896, American inventor and navy officer Charles Bowers Momsen was born. Momsen was an American pioneer in submarine rescue for the United States Navy, and he invented the underwater escape device later called the “Momsen lung“. Charles Momsen entered the U.S. Naval Academy in 1914 but was not able to complete his education there due to a cheating scandal. He then pursued another appointment to the Academy and…
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