Explore discoveries, inventions and the people who expanded what was possible.
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Loading image…Biography
Alfred Charles Johnson is an American molecular biologist and civil servant. He is the deputy director of management at the National Institutes of Health. Johnson was a principal investigator in the laboratory of molecular biology at the National Cancer…
Loading image…1866–1919
Alfred L. Cralle (September 4, 1866 – May 6, 1919) was an American businessman and inventor, best known for inventing the "Ice Cream scooper".
July 19, 2011
FROM THE SOURCE CATALOGThe oral history consists of four digital files: 2011.174.36.1a, 2011.174.36.1b, 2011.174.36.1c, and 2011.174.36.1d. Alfred Moldovan, MD remembers growing up in the Bronx and the influence of his parents, who were Jewish Hungarian immigrants. He recalls…
Loading image…1861–1933
Alfred Oscar Coffin (May 14, 1861 – 1933) was a professor of mathematics and Romance language. He is best known for being the first African American to obtain a PhD in biology. Coffin earned his bachelor's degree and master's degree at Fisk University.
1923–1992
Alfreda Johnson Webb (born February 21, 1923, in Mobile, Alabama) was a professor of biology and a doctor of veterinary medicine. She was the first Black woman licensed to practice veterinary medicine in the United States.
Loading image…1878–1942
Algernon Brashear Jackson (1878–1942) was a prominent African American physician, surgeon, writer, and columnist who contributed profoundly to the National Negro Health Movement, an organization which sought to uplift African Americans by educating them on…
1892–1916
Ball devised an injectable method for extracting chaulmoogra oil that became the leading leprosy treatment for decades, though she died before receiving full credit for the discovery.
1895–1920
Alice H. Parker (1895 – 1920) was an African American inventor who was active in the early 1900s. She is known for her patent for a heating furnace using natural gas.
1886–1981
Alice Taylor Gafford (August 15, 1886 – October 27, 1981) was an American nurse, teacher, and artist, based in Los Angeles.
Loading image…1865–1948
Alice Woodby McKane (1865– 6 March 1948) was the first woman to work as a medical doctor in Savannah, Georgia. She was not only known as a physician but also as a politician and an author. She and her husband Cornelius McKane contributed an important part…
Loading image…Biography
Alicia Boler Davis is an American engineer and businesswoman. Boler Davis began her career at General Motors, rising to the rank of executive vice president of global manufacturing in 2016. In 2019, she joined Amazon as senior vice president of global…
1990–
Alicia Brown (born January 21, 1990, in Ottawa, Ontario) is a Canadian track and field athlete competing in the sprint events, predominantly the 400m event. Brown attended the University of Toronto Mississauga, earning the title of OUA women's track MVP in…
Biography
Alisa J. Stephens-Shields is an American biostatistician whose research focuses on the statistics of clinical trials, including cluster-randomised controlled trials, longitudinal data, semiparametric models, and causal inference. She is an associate…
1945–2021
Alix Renaud (30 August 1945 – 11 April 2021) was a Haitian-born Canadian writer. He was the son of Joseph M. Renaud and Béatrice Black. He was a professor of oral expression and diction, and he was the inventor of the word pompion, the French (les)…
before 1978
FROM THE SOURCE CATALOGAn Alka-Seltzer tablets bottle from the travel wardrobe trunk used by Cab Calloway. The cylindrical glass bottle has a metal screw on cap. The bottle (A2015.273.1.1.14a) is entirely clear glass with molded threading at the mouth. Adhered over most of the…
Loading image…1858–1930
Allan Glaisyer Minns (1858 – 1930) was a medical doctor and the first man of colour to become a mayor in Britain.
1891–1921
Allan Noel Minns, DSO, MC, (23 March 1891 – 6 April 1921) was an English medical doctor of African-Caribbean descent who served as an officer in the British Army during the First World War. He was born in Thetford, Norfolk in 1891, the son of the Bahamian…
Loading image…1946–
Allen Lee Sessoms (born November 17, 1946) is an American physicist, diplomat, and academic administrator. His scientific research focused on quarks and related subatomic particles at CERN and Harvard University. Sessoms worked in the United States…
1933–2025
Allene Johnson (April 20, 1933 – November 2, 2025) was an American chemical educator who taught in the Summit, New Jersey school system for over 40 years.
1902–1983
William Boyd Allison Davis (October 14, 1902 – November 21, 1983) was an American educator, anthropologist, writer, researcher, and scholar who became the third African American to hold a full faculty position at a major white university when he joined the…
Loading image…1943–2025
Alma Dawson (February 4, 1943 – September 11, 2025) was an American scholar of librarianship. She retired as Russell B. Long Professor at the School of Library & Information Science, Louisiana State University in 2014 and was awarded Emeritus status in…
Loading image…1927–1967
Alma Levant Hayden (March 30, 1927 – August 2, 1967) was an American chemist, and one of the first African-American women to gain a scientist position at a science agency in Washington, D.C. She joined the National Institutes of Health (NIH) in the 1950s.…
Loading image…1937–2024
Alma Vivian Powell (née Johnson; October 27, 1937 – July 28, 2024) was an American audiologist and the wife of military and political figure Colin Powell, to whom she was married from August 25, 1962 until his death in 2021.
Loading image…1968–
Alondra Nelson (born April 22, 1968) is an American academic, policy advisor, non-profit administrator, and writer. She is the Harold F. Linder chair and professor in the School of Social Science at the Institute for Advanced Study, an independent research…
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