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Aristotle (384-322 BCE)
By: Dorothy Regan Haskett, Valerie Racine, Joanna Yang
| Published: Jul 07, 2016
Aristotle studied developing organisms, among other things, in ancient Greece, and his writings shaped Western philosophy and natural science for…
GreecedevelopmentphilosophyPlatoPhysics
Lysogenic Bacteria as an Experimental Model at the Pasteur Institute (1915-1965)
By: Valerie Racine
| Published: Oct 10, 2014
Lysogenic bacteria, or virus-infected bacteria, were the primary experimental models used by scientists working in the laboratories of the Pasteur…
ContextInstitut Pasteur (Paris, France)BacteriaEscherichia coliMonod, Jacques
Keith Henry Stockman Campbell (1954-2012)
By: Zane Bartlett
| Published: Jun 27, 2014
Keith Henry Stockman Campbell studied embryo growth and cell differentiation during the twentieth and twenty-first centuries in the UK. In 1995,…
Campbell, Keith, 1954-2012Wilmut, IanCloningStem CellsFibroblasts
"A Genomic Regulatory Network for Development" (2002), by Eric H. Davidson, et al.
By: Justin M. Wolter
| Published: Oct 11, 2013
In 2002 Eric Davidson and his research team published 'A Genomic Regulatory Network for Development' in Science. The authors present the first…
LiteratureGene regulatory networksSystems BiologyGenetic regulationGenes
Gomco Circumcision Clamp
By: Matthew Tontonoz
| Published: Aug 12, 2025
The Gomco circumcision clamp is a metal device that medical practitioners use to perform circumcision, or the removal of the foreskin of the penis.…
Circumcision, MaleMale circumcisionForeskinPenisGlans Penis
Susumu Ohno (1928–2000)
By: Devangana Shah
| Published: Jun 03, 2025
Susumu Ohno studied chromosome structure and evolution during the twentieth century in the United States. Ohno was one of the first researchers to…
Sequence Analysis, DNAGenes, DuplicateGene DuplicationBarr BodiesBiological Evolution
Laparoscopic Tubal Sterilization
By: Cole Nichols
| Published: Aug 26, 2024
Laparoscopic tubal sterilization is a set of surgical techniques that use laparoscopy to render people with female reproductive systems sterile, or…
Female SterilizationReproductive SterilizationSterilization, ReproductiveReproductive System, FemaleLaparoscopy
Pierre Franco (1505–1578)
By: Grace Rauch
| Published: Aug 07, 2024
Pierre Franco was a surgeon in Europe in the sixteenth century who developed a variety of surgical procedures, including some to repair hernias,…
Cleft PalateDevelopmental DisordersCleft LipHerniaCataract
Christine Jorgensen (1926–1989)
By: Lauren Hilton
| Published: Jun 26, 2024
Christine Jorgensen was a transgender woman and activist in the United States who lived during the twentieth century. She was one of the first US…
Transgender PersonsTransexualsTranssexualismGender IdentityGender
She’s Beautiful When She’s Angry (2014) by Mary Dore
By: Rainey Horwitz
| Published: Sep 20, 2019
In 2014, Mary Dore directed the documentary 'She’s Beautiful When She’s Angry,' which details the events and accomplishments of the women’s…
LiteraturefeminismWomen's rightsEqual RightsReproductive Health