Thomas Johann Seebeck
Physicist known for thermoelectricity
This physicist contributed significantly to the field of thermoelectricity. In 1821, conducted experiments that led to the discovery of the thermoelectric effect. This phenomenon describes how a voltage is generated in a wire when subjected to a temperature difference. Served as a professor at the University of Berlin and contributed to the understanding of magnetic fields and their effects on electrical circuits. Published various scientific papers that laid foundational principles in physics.
Discovered the thermoelectric effect
Conducted significant research on magnetism
Other People Born on April 9th
Theobald Boehm
Flutist and composer of Boehm system
Born
April 9th, 1794 231 years ago
Died
November 27th, 1881 144 years ago — 87 years old
A prominent flutist and composer, contributed significantly to the development of the modern flute. Developed the Boehm system of flute design, which enhanced the instrument's playability and intonation. Composed various works for flute, elevating its status in the classical music scene. His innovations in flute construction are still used by modern flutists.
Continue ReadingJaak Aab
Estonian educator and politician
Born
April 9th, 1960 65 years ago
An educator and politician served as the Minister of Social Affairs in Estonia from 2016 to 2021. Focused on social policy and community affairs, worked on various initiatives aimed at improving social welfare systems. Played a significant role in reforms related to education and social services, striving to enhance the quality of life for citizens. Engaged with local and national governance, contributing to debates on social equity and educational access.
Continue ReadingDavid Robertson
Baseball pitcher with Chicago White Sox
Born
April 9th, 1985 40 years ago
Debuted in Major League Baseball in 2008. Played primarily as a relief pitcher. Represented the New York Yankees for multiple seasons, contributing to a strong bullpen. Served as a key reliever for the Chicago White Sox. Recorded significant saves during playoff runs and earned All-Star selections. Participated in the 2017 World Series with the Houston Astros.
Continue ReadingNigel Shadbolt
Computer Scientist and Academic
Born
April 9th, 1956 69 years ago
A computer scientist and academic focused on artificial intelligence and open data. Significant contributions to the development of the Semantic Web. Served as a professor at the University of Southampton and co-founded the Open Data Institute. Engaged with government initiatives on data transparency and digital innovation.
Continue ReadingRafaela Aparicio
Spanish actress in film and theater
Born
April 9th, 1906 119 years ago
Died
1996 30 years ago — 90 years old
Born in Madrid, this actress began her career in the theatrical scene before transitioning to film. She appeared in numerous Spanish films and became a recognizable figure in the industry. Her performances in comedy and drama showcased her range as an actress. The career spanned several decades, and she participated in classic Spanish cinema, contributing to the cultural landscape of the time.
Continue ReadingBrad Dexter
American actor in 'The Magnificent Seven'
Born
April 9th, 1917 108 years ago
Died
2002 24 years ago — 85 years old
Born in 1917, an American actor gained recognition for roles in classic films, notably 'The Magnificent Seven' and 'The Brothers Karamazov'. Started acting career in the late 1940s, appearing in numerous films throughout the 1950s and 1960s. Also involved in television series, contributing to a variety of genres. Worked alongside notable actors, establishing a presence in Hollywood during that era.
Continue ReadingOther People Who Died on December 10th
Greta Kempton
Austrian-American painter with notable works
Born
March 22nd, 1901 124 years ago
Died
December 10th, 1991 34 years ago — 90 years old
Born in Austria, became an American painter and portrait artist. Studied at the Academy of Fine Arts in Vienna. Emigrated to the United States in 1926, where she gained recognition for her portraits. Worked in various mediums, including oils and watercolors. Her subjects included notable figures in politics and the arts. Famed for her ability to capture likeness and personality in her work. Exhibited at prestigious venues, contributing to the American art scene.
Continue ReadingWalter Johnson
Baseball player and manager
Born
November 6th, 1887 138 years ago
Died
December 10th, 1946 79 years ago — 59 years old
Played as a pitcher in Major League Baseball from 1907 to 1927, primarily for the Washington Senators. Achieved notable success as one of the most dominant pitchers of his era, recording a career total of 417 wins, the second-highest in MLB history. Inducted into the National Baseball Hall of Fame in 1936. Managed the Senators in the late 1920s after retiring as a player.
Continue ReadingBarbara Windsor
English actress, EastEnders star
Born
August 6th, 1937 88 years ago
Died
December 10th, 2020 5 years ago — 83 years old
An English actress gained prominence for her role as Peggy Mitchell in the long-running television series EastEnders, which aired from 1994 to 2016. Windsor initially made a name for herself in the Carry On film series, appearing in multiple installments including Carry On Cleo and Carry On Camping. Throughout a prolific career, she appeared in various stage productions and television shows, becoming a beloved figure in British entertainment. Windsor was recognized for her work by receiving several awards, including the National Television Award for Most Popular Actress.
Continue ReadingS. M. Krishna
Indian politician and statesman
Born
May 1st, 1932 93 years ago
Died
December 10th, 2024 1 years ago — 92 years old
Served as the 10th Chief Minister of Karnataka from 1999 to 2004. Held the position of Minister of External Affairs from 2009 to 2012. Appointed as the 19th Governor of Maharashtra in 2014 and established a political career that spanned several decades. Played key roles in various initiatives within the Indian National Congress, contributing to regional and national governance.
Continue ReadingFrançois Sulpice Beudant
French mineralogist and geologist
Born
September 5th, 1787 238 years ago
Died
December 10th, 1850 175 years ago — 63 years old
Became a prominent figure in mineralogy and geology. Conducted extensive research and published significant works in the field. Joined the Royal Academy of Sciences. Contributed to geological mapping and mineral classification. Authored notable publications, enhancing the understanding of crystalline structures and mineral properties.
Continue ReadingLeopold I of Belgium
Belgian King and constitutional monarch
Born
December 16th, 1790 235 years ago
Died
December 10th, 1865 160 years ago — 74 years old
Reigned as the first King of the Belgians from 1831 until death in 1865. Ascended the throne following Belgium's independence from the Netherlands. Established a constitutional monarchy, providing stability to the nation during its formative years. Engaged in diplomatic efforts to gain international recognition for Belgium's sovereignty and worked to modernize the country. Oversaw the establishment of various institutions and infrastructures, promoting trade and industry.
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