Julius Richard Petri
Microbiologist and Petri dish inventor

Born
May 31st, 1852
172 years ago
Died
December 20th, 1921
103 years ago — 69 years old
Category
Scientists & Innovators
Country
Germany
Links & References
Julius Richard Petri was a German microbiologist who developed the Petri dish, a device widely used in laboratories for culturing microorganisms. Educated at the University of Berlin, Petri worked under the influential bacteriologist Robert Koch. The Petri dish revolutionized the study and isolation of bacteria, facilitating advancements in microbiology and medicine. Petri's work contributed to the understanding of various infectious diseases and hygiene practices in medical settings. His invention continues to be an essential tool in laboratories around the world.
Invented the Petri dish
Worked with Robert Koch
Other People Born on May 31st
Saint-John Perse
Born in 1887, a poet and diplomat contributed significantly to 20th-century French literature. His works reflected a blend of personal experience and vast historical cultural themes. A notable figure in the literary world, he lived in exile for several years due to political turmoil in France. During this time, the poet composed several acclaimed works that combined lyrical beauty with philosophical depth. In 1960, awarded the Nobel Prize in Literature for his exceptional body of work, further establishing a legacy that includes notable poems influenced by his observations of nature, history, and human existence.
Continue ReadingNate Robinson
A professional basketball player achieved recognition in the NBA, primarily playing as a guard. Notable tenure included playing for the New York Knicks, Boston Celtics, and Chicago Bulls. Highlighted by winning the NBA Slam Dunk Contest three times, showcasing remarkable athleticism and leaping ability. Played a key role in the Boston Celtics' 2008 NBA Championship victory, contributing to the team's success during that season.
Continue ReadingCount Hieronymus von Colloredo
Served as the Prince-Archbishop of Salzburg from 1772 to 1816, holding significant influence within the Catholic Church and the Habsburg monarchy. Played a key role in the reform of ecclesiastical and educational systems in Salzburg. Oversaw the construction and development of several notable buildings, including the reconstruction of the Salzburg Cathedral. Engaged in political matters of the Holy Roman Empire, maintaining the stability of the region during times of change.
Continue ReadingSvetlana Alexievich
Born in 1948, a journalist and author wrote extensively about the Soviet and post-Soviet experience. Major works include 'War's Unwomanly Face', which explored the experiences of women during World War II, and 'Voices from Chernobyl', a profound account of the 1986 nuclear disaster's impact on people's lives. The unique style combined journalism and literature, capturing personal stories and testimonies. Awarded the Nobel Prize in Literature in 2015, highlighting contributions to the field and reinforcing the importance of human experiences in history.
Continue ReadingAlessandro Allori
Born in Florence, a prominent painter during the Italian Renaissance, specialized in Mannerist style. Received training under prominent artists like Giorgio Vasari. Created highly detailed works that featured complex compositions and characterizations. Gained recognition for portraits that captured the essence of the subjects. Contributed to the decoration of various churches and palaces in Florence.
Continue ReadingLouis Ignarro
A pharmacologist with significant contributions to the understanding of nitric oxide as a signaling molecule in the cardiovascular system. His research elucidated the role of nitric oxide in vascular smooth muscle relaxation, leading to advancements in treatments for cardiovascular diseases. Worked as a professor at the University of California, Los Angeles, and contributed to scientific literature with numerous publications in pharmacology and medicine.
Continue ReadingOther People Who Died on December 20th
George Eastham
Played professional football primarily as a midfielder. Started career at Newcastle United, where contributed to the team's FA Cup victory in 1950. Transferred to Arsenal, winning the First Division title and the FA Cup. Managed clubs including Northampton Town and the Durban City in South Africa. Involved in various development roles within football, highlighting tactical progress and player training.
Continue ReadingLouis, Dauphin of France
Born as the son of Louis XV of France, held the title of Dauphin. Served as heir apparent during a tumultuous time in French history. Engaged in the political and administrative affairs of the kingdom, though never ascended to the throne due to early death. His life reflects the complexities of royal duty and family legacy.
Continue ReadingHans Langsdorff
Served in the Imperial German Navy during World War I and later commanded U-boat U-61 in World War II. Led U-61 in several successful patrols against Allied shipping, sinking numerous vessels. His naval career was noted for strategic effectiveness and adherence to codes of conduct in warfare. Captured upon surrender of the U-boat and eventually died in captivity.
Continue ReadingPer-Ingvar Brånemark
A Swedish surgeon and academic, contributed significantly to the field of oral and maxillofacial surgery. Developed the concept of osseointegration, which led to the successful integration of dental implants into bone. Established a technique that has provided a reliable solution for rehabilitation of edentulous patients. His work paved the way for advancements in dental implants and orthopedic applications.
Continue ReadingPyotr Bolotnikov
Competed in middle-distance running events, particularly excelling in the 1500 meters and cross country. Achieved significant success during the 1960s, winning gold medals at international competitions. Represented the Soviet Union in various championships, contributing to the country's prominence in athletics during that era.
Continue ReadingLuis Carrero Blanco
Served as an admiral and the 69th President of the Government of Spain. Played a significant role in the Spanish Navy and held various governmental positions during the Franco regime. Appointed Prime Minister in 1973, ten months before his assassination. Was a key military and political figure during a crucial period of Spain's history.
Continue Reading