Hans Geiger
Physicist and inventor of Geiger counter

Born
September 30th, 1882
142 years ago
Died
September 24th, 1945
79 years ago — 62 years old
Category
Scientists & Innovators
Country
Germany
Links & References
A German physicist contributed significantly to nuclear physics. Developed the Geiger counter, a device used for detecting and measuring ionizing radiation. Engaged in research that expanded understanding of radiation, including work with Ernest Rutherford. Held academic positions, including a professorship at the University of Freiburg, where continued to advance research in physics and radiation detection.
Invented the Geiger counter in 1928
Conducted significant research on radiation
Worked with Ernest Rutherford on radioactivity
Other People Born on September 30th
André Weis
A German footballer, achieved recognition for playing as a goalkeeper. Developed skills through various clubs, notably spending a significant period at Eintracht Frankfurt. Experienced in youth and senior levels, contributing to numerous match victories and team perseverance during challenging competitions. Participated in domestic leagues and supported his team through various transitions.
Continue ReadingAri Behn
An author and playwright, created a significant literary presence in Norway. Published several novels and plays, contributing to contemporary Norwegian literature. Gained attention for writing the novel 'Trist som faen' which explored themes of love and existentialism. Engaged in public life as a cultural figure, often commenting on societal issues. Also received recognition for works like 'Bakgård' and 'Neste gang' which showcased unique narratives and character development.
Continue ReadingJean-Marie Lehn
A French chemist and academic contributed significantly to supramolecular chemistry. Received the Nobel Prize in Chemistry in 1987 for work on the development and use of molecules with highly selective structure-specific interactions. Active in educating and promoting science through various academic institutions and serving on scientific committees. Led research efforts that withstood scrutiny and advanced understanding in the field.
Continue ReadingFrankie Kennedy
A prominent flute player in the traditional Irish music scene, contributed significantly to the preservation and promotion of Irish folk music. Collins performed with various well-known artists and bands, leaving a lasting legacy in the music community. He was a member of the group Altan, which gained international recognition for its vibrant interpretations of Irish musical traditions. His artistry and technique inspired many musicians in the genre.
Continue ReadingAndreea Răducan
Achieved success in gymnastics during the late 1990s and early 2000s. Won three gold medals and one silver medal at the 2000 Sydney Olympics, contributing to Romania's strong presence in the sport. Secured multiple titles at the World Championships, including individual all-around champion. Also earned several European championship titles, showcasing excellence in both team and individual events. Retired from competitive gymnastics in 2002 and has been involved in various gymnastics-related activities and sports commentary.
Continue ReadingRoberto Bonomi
A prominent figure in motorsports, participated in various racing competitions during the mid-20th century. Competed in the Formula One World Championship, showcasing talent on international circuits. Additionally, achieved success in sports car racing and endurance events, representing multiple teams throughout the career. Bonomi's dedication to racing left a mark on the sport in Argentina and beyond.
Continue ReadingOther People Who Died on September 24th
Patsy Kelly
Born in 1910, this actress and comedian gained popularity in film and theater during the 1930s and 1940s. The performer often collaborated with other comedians and showcased a unique style marked by her comedic timing. She appeared in notable films including 'Ruggles of Red Gap' and 'The Kid from Spain'. Later in her career, she focused on television, featuring in shows such as 'The Patsy Kelly Show'.
Continue ReadingChristopher Hogwood
A prominent harpsichord player and conductor, founded the Academy of Ancient Music in 1973, an orchestra dedicated to the performance of baroque and classical music on period instruments. Served as the musical director of the Academy and conducted various notable orchestras throughout Europe. Contributed extensively to both live performances and recordings, enhancing the appreciation of early music.
Continue ReadingRosalie Allen
Career in music began in the late 1930s, specializing in country and western genres. Gained popularity as a radio host in the 1940s, sharing music and connecting with listeners. Performed with notable artists and contributed to notable radio programs, including the Grand Ole Opry. Recognized for bringing attention to country music through broadcasts and recordings. Continued to influence the genre through her various performances and artistic contributions.
Continue ReadingNiels Ryberg Finsen
A Faroese-Danish physician and educator contributed significantly to the field of medicine through the application of light therapy. Pioneered the use of ultraviolet light for treating skin tuberculosis, developing devices known as phototherapy apparatus. Received the Nobel Prize in Physiology or Medicine in 1903 for advancements in light treatment. Held a prominent role in medical education, influencing future generations of medical professionals.
Continue ReadingPharoah Sanders
Saxophonist and bandleader contributed significantly to the avant-garde jazz movement. Began career in 1960s, collaborating with artists such as John Coltrane and being part of Coltrane's late ensembles. Developed a distinctive sound characterized by spiritual and free jazz. Released several acclaimed albums, including 'Karma' in 1969 and 'Black Unity' in 1971. His music blended diverse influences and transcended traditional jazz styles. Engaged audiences with emotive performances and innovative compositions throughout the decades.
Continue ReadingPedro I of Brazil
Assumed the title of Emperor of Brazil in 1822, leading the country to independence from Portugal. Played a crucial role in the establishment of the Brazilian Empire and served as its first ruler until his abdication in 1831. Engaged in conflicts and political challenges during his reign, emphasizing the importance of constitutional governance. Worked to solidify Brazil's national identity and development in the early 19th century before his departure to Europe. Died in 1834 in Portugal.
Continue Reading