Gerolamo Cardano
Italian mathematician and physician
Born in Italy in 1501, made significant contributions to mathematics and medicine. Authored the influential work 'Ars Magna,' which laid the groundwork for modern algebra. Practiced medicine in Milan and was involved in astrology. Cardano also developed one of the first systematic approaches to probability. His interdisciplinary interests included mechanics and physics, leading to the invention of the Cardan joint in engineering. Cardano's work blends scientific inquiry with philosophical musings.
Authored 'Ars Magna' on algebra
Pioneered probability theory
Invented the Cardan joint
Other People Born on September 24th
Gustave Garrigou
French cyclist, Tour de France winner
Born
September 24th, 1884 141 years ago
Died
January 28th, 1963 63 years ago — 78 years old
A French cyclist achieved significant success in the early 20th century. Competed in multiple editions of the Tour de France and secured victory in 1921. Overcame challenging terrain and intense competition during the grueling race. Contributed to the growing popularity of cycling as a competitive sport in France.
Continue ReadingCharlotte Moore Sitterly
American astronomer and researcher
Born
September 24th, 1898 127 years ago
Died
March 3rd, 1990 36 years ago — 91 years old
Contributed significantly to the field of astronomy. Focused on stellar spectrometry and the analysis of stellar atmospheres. Conducted extensive research on the spectral lines of stars, particularly those of the Sun. Held a faculty position at the New Mexico Institute of Mining and Technology, contributing to the education of future astronomers.
Continue ReadingA. P. Herbert
English author and playwright
Born
September 24th, 1890 135 years ago
Died
1971 55 years ago — 81 years old
An author and playwright contributed significantly to English literature. Best known for writing the comic novel 'The Water Gipsies' and the popular play 'The Country Wife'. Wrote many lighthearted and satirical works, often focusing on social commentary. His work included contributions to the BBC radio and he served as a Member of Parliament. Herbert's plays and novels frequently showcased his wit and comedic style, making him a notable figure in 20th-century literature.
Continue ReadingMikhail Ostrogradsky
Mathematician and physicist
Born
September 24th, 1801 224 years ago
Died
January 1st, 1862 164 years ago — 60 years old
Contributions included significant work in mathematics and physics, particularly in the field of calculus and differential equations. Developed the Ostrogradsky theorem, which addresses the moments and centers of mass of a curve. Made advancements in the understanding of variational principles in mathematical physics.
Continue ReadingMarko Pomerants
Estonian politician and Minister of the Interior
Born
September 24th, 1964 61 years ago
A practicing lawyer and politician who served as Minister of the Interior in Estonia, taking office in 2007. Held significant roles in the Estonian political landscape and was involved in various legal and legislative initiatives. Participated in the implementation of reforms in the interior ministry to enhance security and public safety in Estonia. Played a key role in shaping policies related to law enforcement and emergency preparedness.
Continue ReadingWayne Henderson
Trombonist and music producer
Born
September 24th, 1939 86 years ago
Died
April 4th, 2014 12 years ago — 74 years old
A prominent trombonist and producer, contributed significantly to the jazz and music scene. Co-founded the legendary jazz ensemble, The Jazz Crusaders, which gained acclaim in the 1960s for innovative blending of jazz, funk, and soul. Worked with various artists and genres, producing music and enhancing the sound of numerous recordings. Highly regarded for expertise in arranging and composition, influencing both peers and upcoming musicians throughout a prolific career.
Continue ReadingOther People Who Died on September 21st
William of Kilkenny
Lord Chancellor of England
Died
September 21st, 1256 770 years ago — None years old
Served as Lord Chancellor from 1251 until death in 1256. His tenure was marked by involvement in significant legal and administrative reforms within the English government. Acted as a key advisor during a period of political tension, particularly involving the monarchy and the barons. Contributed to the establishment of legal frameworks that influenced future governance.
Continue ReadingArthur Ashkin
Physicist and Nobel Prize laureate
Born
September 2nd, 1922 104 years ago
Died
September 21st, 2020 6 years ago — 98 years old
This individual was an American physicist whose research significantly advanced the field of optical tweezers. Contributions to the understanding of laser physics led to the development of techniques that manipulate small particles with light. Work at Bell Labs facilitated breakthroughs in optical manipulation, impacting areas ranging from biology to materials science. The Nobel Prize in Physics was awarded in 2018 for achievements in this innovative domain.
Continue ReadingJai Singh II
Indian king and astronomer
Born
1688 338 years ago
Died
September 21st, 1743 283 years ago — 55 years old
A significant ruler of the Kachwaha Dynasty, this king ruled from 1688 until his death in 1743. He founded Jaipur, recognized for its distinctive architecture and planning. This monarch made substantial contributions to astronomy by establishing several observatories known as Jantar Mantar in Jaipur, Delhi, and other cities. The observatories facilitated advancements in the field and allowed for the precise calculation of astronomical positions. Additionally, this king promoted arts and culture, enhancing the heritage of Rajasthan during his reign.
Continue ReadingHaakon VII of Norway
Norwegian King during World War II
Born
August 3rd, 1872 154 years ago
Died
September 21st, 1957 69 years ago — 85 years old
Ascended the throne in 1905 after Norway's independence from Sweden. Led Norway as a constitutional monarch during World War II, providing a symbol of resistance against Nazi occupation. Worked to maintain Norway's sovereignty and unity, often collaborating with exiled government officials. After the war, played a role in the restoration of the monarchy's reputation and helped Norway's integration into post-war Europe.
Continue ReadingHenry de Montherlant
French essayist and novelist
Born
April 20th, 1895 131 years ago
Died
September 21st, 1972 54 years ago — 77 years old
Contributed significantly to French literature through works that explore themes of existentialism and the human condition. Notable works include the novel 'La Reine Morte' and the essay collection 'La Ville dont le Prince est un Enfant.' Active in the literary scene during the 20th century, engaged with academic and cultural discourses of the time. Also involved in theater, writing plays that garnered attention.
Continue ReadingManuel Montt
Chilean politician, 6th President of Chile
Born
September 4th, 1809 217 years ago
Died
September 21st, 1880 146 years ago — 71 years old
A scholar and politician, served as the 6th President of Chile from 1851 to 1861. Focused on education reform and the modernization of the political system. Advocated for a strong central government and supported the creation of new institutions to promote progress. Played a significant role in the expansion of the Chilean railway network.
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