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In the nineteenth century, reticular theory aimed to describe the properties of neurons, the specialized cells which make up the nervous system, but…
Nerve TissueNervous SystemNobel Prize winnersBrainNeuronsIn March 1996, the National Academy of Sciences of the United States released 'Veterans and Agent Orange Update 1996: Summary and Research Highlights…
LiteratureAgent OrangeHerbicidesSpina BifidaVeterans AdministrationThe Silent Scream is an anti-abortion film released in 1984 by American Portrait Films, then based in Brunswick, Ohio. The film was created and…
LiteratureAbortionAbortion in literatureFetusEmbryosThe NuvaRing is a self-administered hormonal contraceptive device in the form of a flexible plastic ring that is inserted into the vagina. It…
TechnologyContraceptivesContraceptives, VaginalContraceptives industryContraceptive drugsWilliam Thomas Astbury studied the structures of fibrous materials, including fabrics, proteins, and deoxyribonucleic acid, or DNA, in England during…
DNAX-Ray CrystallographyX-ray crystallography--TechniqueNucleic AcidsDNA-protein interactionsStudies in Spermatogenesis is a two volume book written by Nettie Maria Stevens, and published by the Carnegie Institution of Washington in 1905 and…
LiteratureSpermatogenesisGenetic sex determinationSex DifferentiationEmbryosSantiago Felipe Ramon y Cajal investigated brains in the nineteenth and twentieth centuries in Spain. He identified and individuated many components…
NeuronsChickens--EmbryosAxonsPercivall Pott was a physician in England during the eighteenth century who identified soot as the cause of chimney sweeps' scrotal cancer, later…
Pott, Percivall, 1714-1788CancerChimney sweepsPott Puffy TumorCarcinoma, Squamous CellWhen placental mammals are born their circulatory systems undergo radical changes as the newborns are prepared for independent life. The lungs are…
Blood CirculationMammalscirculationThis influential opinion was copied throughout the United States allowing civil actions and wrongful death claims on behalf of children who suffered…
LawFetusReproductionbioethics