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Ernst Gräfenberg (1881–1957)
By: Baylee A. Edwards
| Published: Nov 17, 2022
Ernst Gräfenberg was a physician and researcher who studied sexology, the study of human sexuality, in both Germany and the United States during the…
G spotFemale orgasmGynecologySexology--ResearchWorld War, 1914-1918
No-scalpel Vasectomy
By: Cole Nichols
| Published: Jul 04, 2022
No-scalpel vasectomy, or NSV or keyhole vasectomy, is a surgical method of sterilization that involves puncturing the skin of the scrotum to access…
TechnologySterilizationVasectomyMale SterilizationFamily Planning
The Shettles Method of Sex Selection
By: Alysse Blight
| Published: Apr 03, 2019
In the 1960s in the United States Landrum B. Shettles developed the Shettles method, which is a procedure for couples to use prior to and during an…
TechnologySex PreselectionSex PredeterminationFamily PlanningSex Chromosomes