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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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engineering
Harvey Fletcher – the Father of Stereophonic Sound

Harvey Fletcher – the Father of Stereophonic Sound

Tabea Tietz
On September 11, 1884, US-american physicist Harvey Fletcher was born. Considered as the “father of stereophonic sound” he is credited with the invention of hearing aids and is well known for his contributions in acoustics, electrical engineering, speech, medicine, music, atomic physics, sound pictures, and education. Harvey Fletcher – Early Years Harvey Fletcher was raised in Utah in a religious community. He received his early education at he Brigham Young University where…
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medical science
Thomas Sydenham – the English Hipocrates

Thomas Sydenham – the English Hipocrates

Harald Sack
On September 10, 1624, English physician Thomas Sydenham was born. He was the author of Observationes Medicae which became a standard textbook of medicine for two centuries so that he became known as ‘The English Hippocrates’. Among his many achievements was the discovery of a disease, Sydenham’s Chorea, also known as St Vitus Dance. Thomas Sydenham’s struggles with the medical degree Thomas Sydenham was born at Wynford Eagle in Dorset, the son…
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art
Pieter Brueghel the Elder and the Dutch Golden Age of Painting

Pieter Brueghel the Elder and the Dutch Golden Age of Painting

Harald Sack
On September 9, 1569, Flemish painter Pieter Brueghel the Elder passed away. He was the most significant artist of Dutch and Flemish Renaissance painting, a painter and printmaker, known for his landscapes and peasant scenes. He is sometimes referred to as “Peasant Bruegel“, to distinguish him from the many later painters in his family, including his son Pieter Brueghel the Younger (1564–1638).[1] Pieter Brueghel the Elder – Background Little is known with…
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biology
Marthe Louise Vogt and the Role of Neurotransmitters in the Human Brain

Marthe Louise Vogt and the Role of Neurotransmitters in the Human Brain

Tabea Tietz
On September 8, 1903, German neuroscientist Marthe Louise Vogt was born. She is considered one of the important neuroscientists of the 20th century and is mainly remembered for her important contributions to the understanding of the role of neurotransmitters in the brain, especially epinephrine. Marthe Louise Vogt – Early Years Marthe Vogt was the older of two daughters of Oskar Vogt and Cécile Vogt, both doctors and brain researchers. In 1903, her…
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biology
Comte de Buffon and his Histoire Naturelle

Comte de Buffon and his Histoire Naturelle

Harald Sack
On September 7, 1707, French naturalist, mathematician, cosmologist, and encyclopedic author Georges-Louis Leclerc, Comte de Buffon was born. Buffon formulated a crude theory of evolution and was the first to suggest that the earth might be older than suggested by the Bible. His works influenced the next two generations of naturalists, including Jean-Baptiste Lamarck [2] and Georges Cuvier.[6] “Truly, Buffon was the father of all thought in natural history in the second half of…
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physics
Edward Appleton and the Discovery of the Ionosphere

Edward Appleton and the Discovery of the Ionosphere

Tabea Tietz
On September 6, 1892, English physicist Sir Edward Victor Appleton was born. Appleton won the Nobel Prize in Physics in 1947 for his seminal work proving the existence of the ionosphere during experiments carried out in 1924. “I am only a physicist with nothing material to show for my labours. I have never even seen the ionosphere, although I have worked on the subject for thirty years. That does show how lucky people can…
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mathematics
Giovanni Saccheri and his Problems with Euclidian Geometry

Giovanni Saccheri and his Problems with Euclidian Geometry

Harald Sack
On September 5, 1667, Italian Jesuit priest, scholastic philosopher, and mathematician Giovanni Girolamo Saccheri was born. He is primarily known today for his last publication, Euclide Ab Omni Naevo Vindicatus (Euclid Freed of Every Flaw, 1733), now considered the second work in non-Euclidean geometry. First Contact with Euclid’s Elements Saccheri was born in Sanremo to his father Giovanni Felice Saccheri, a lawyer and notary.[6] As a child Saccheri ‘was notably precocious’.[1] He entered the…
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astronomy
Al-Biruni – Mathematician, Astronomer and Founder of Indology

Al-Biruni – Mathematician, Astronomer and Founder of Indology

Tabea Tietz
On September 4, 973, Muslim scholar Al-Biruni was born. He is regarded as one of the greatest scholars of the medieval Islamic era and was well versed in physics, mathematics, astronomy, and natural sciences, and also distinguished himself as a historian, chronologist and linguist. He is referred to as the founder of Indology for his remarkable description of early 11th-century India. “You well know … for which reason I began searching for a…
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mathematics
James Joseph Sylvester – Lawyer and Mathematician

James Joseph Sylvester – Lawyer and Mathematician

Harald Sack
On September 3, 1815, English mathematician James Joseph Sylvester was born. He made fundamental contributions to matrix theory, invariant theory, number theory, partition theory and combinatorics. He also was the founder of the American Journal of Mathematics. “It seems to be expected of every pilgrim up the slopes of the mathematical Parnassus, that he will at some point or other of his journey sit down and invent a definite integral or two…
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