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For more than 2000 years, embryologists, biologists, and philosophers have studied and detailed the processes that follow fertilization. The…
TechnologyCell LineagePhysician and pathologist Elizabeth Maplesden Ramsey was a member of the Carnegie Institution of Washington (CIW) for thirty-nine years. The…
PeopleBiographyPrimatesMagnetic Resonance Microscopy (MRM) is an imaging method that allows the visualization of internal body structures. Using powerful magnets to send…
TechnologyMagnetic resonance microscopyMagnetic resonance imagingMicroscopyA pioneer in experimental embryology, Ross Granville Harrison made numerous discoveries that advanced biology. One of the most significant was his…
PeopleHarrison, Ross G. (Ross Granville), 1870-1959Tissue Culture TechniquesBiographyTissue cultureDavid Starr Jordan studied fish and promoted eugenics in the US during the late nineteenth and early twentieth centuries. In his work, he embraced…
EugenicsEvolutionEmbryosEmbryologyHeredityOntogeny and Phylogeny is a book published in 1977, in which the author Stephen J. Gould, who worked in the US, tells a history of the theory of…
LiteratureEvolutionOntogenyEmbryologyMeckel, J. F. (Johann Friedrich), 1781-1833Karl Wilhelm Theodor Richard von Hertwig is an important figure in the history of embryology for his contributions of artificial hybridization of sea…
PeopleZoologyBiographyHybridizationSea UrchinsPetr Kropotkin proposed the theory of Pleistocene ice age, alternative theories of evolution based on embryology, and he advocated anarchist and…
EvolutionHeredityInheritance of acquired charactersPaleogeography--PleistoceneAnarchismThe term homunculus is Latin for "little man." It is used in neurology today to describe the map in the brain of sensory neurons in each part of the…
In 1830, a dispute erupted in the halls of lÕAcad mie des Sciences in Paris between the two most prominent anatomists of the nineteenth century.…
EssayAnimals--ClassificationCuvier, Georges, baron, 1769-1832AnatomyBiological Evolution