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David Baltimore (1938– )
By: Meilin Zhu
| Published: Dec 27, 2017
David Baltimore studied viruses and the immune system in the US during the twentieth century. In 1975, Baltimore was awarded the Nobel Prize in…
Baltimore, DavidDNAAcquired Immunodeficiency Syndrome
Ponseti's Treatment for Congenital Clubfoot (1963)
By: Katherine Gandee
| Published: Dec 27, 2017
In 1963, Ignacio Ponseti and Eugene Smoley experimentally determined an effective and minimally invasive method of treating congenital clubfoot.…
ClubfootFoot--AbnormalitiesOrthopedicsCongenital Talipes EquinovarusClubfoot, Congenital
Roger Sperry’s Split Brain Experiments (1959–1968)
By: Dina A. Lienhard
| Published: Dec 27, 2017
In the 1950s and 1960s, Roger Sperry performed experiments on cats, monkeys, and humans to study functional differences between the two hemispheres…
Split brainBrain--Localization of functionsCorpus callosumBrain MappingSplit-Brain Procedure
Christopher Polge and Lionel Edward Aston Rowson’s Experiments on the Freezing of Bull Spermatozoa (1950–1952)
By: Bailey Renee
| Published: Dec 19, 2017
In 1952, researchers Christopher Polge and Lionel Edward Aston Rowson, who worked at the Animal Research Center in Cambridge, England, detailed…
GlycerinCryopreservationSpermatozoaMicroorganisms--CryopreservationExperiments
Symptoms Associated with Polycystic Ovarian Syndrome (PCOS)
By: Alexis Darby
| Published: Dec 19, 2017
Polycystic ovarian syndrome or PCOS is one of the most common reproductive conditions in women, and its symptoms include cystic ovaries, menstrual…
Polycystic ovary syndromeHirsutismOligomenorrheaMenstruation DisturbancesAmenorrhea
Annie Dodge Wauneka (1910-1997)
By: Malladi Lakshmeeramya
| Published: Dec 19, 2017
Annie Dodge Wauneka, a member of the Navajo Tribal Council in Window Rock, Arizona, from 1951 to 1978, advocated for improved lifestyle, disease…
Presidential Medal of Freedompublic healthChild mortalityAlcoholismPneumonia
Elizabeth Blackwell (1821–1910)
By: Alexis Darby
| Published: Dec 19, 2017
In the nineteenth century, Elizabeth Blackwell was a women’s healthcare reformer and the first woman to receive her medical degree in the United…
Women in MedicineWomen in medicine--HistoryWomen physiciansWomen physicians--United StatesObstetrics
“The History of Twins, As a Criterion of the Relative Powers of Nature and Nurture” (1875), by Francis Galton
By: Mudhaffar Bahjat
| Published: Dec 19, 2017
In the article “The History of Twins, As a Criterion of the Relative Powers of Nature and Nurture,” Francis Galton describes his study of twins.…
LiteratureNature and nurtureGeneticsHeredityTwins
Equilibrium Density Gradient Centrifugation in Cesium Chloride Solutions Developed by Matthew Meselson and Franklin Stahl
By: Victoria Hernandez
| Published: Dec 19, 2017
Matthew Meselson, Franklin Stahl, and Jerome Vinograd, developed cesium chloride, or CsCl, density gradient centrifugation in the 1950s at the…
TechnologyDNA ReplicationDNA replication--RegulationCentrifugation, Density GradientOrganonitrogen compounds
What Every Girl Should Know (1916), by Margaret Sanger
By: Malladi Lakshmeeramya
| Published: Dec 12, 2017
What Every Girl Should Know was published in 1916 in New York City, New York, as a compilation of articles written by Margaret Sanger from 1912 to…
LiteratureObscenity (Law)Abortion--Law and legislation--United StatesAbortionBirth control clinics