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Elinor Catherine Hamlin (1924- )
By: Patsy Ciardullo
| Published: Mar 19, 2015
Elinor Catherine Hamlin founded and helped fund centers in Ethiopia to treat women affected by fistulas from obstetric complications. Obstetric…
EthiopiaAustraliaFistulaFistula, Vesico-vaginalVoluntary Health Agencies
Telomeres and Telomerase in Cellular Aging (Senescence)
By: Zane Bartlett
| Published: Feb 11, 2015
Telomeres are sequences of DNA on the ends of chromosomes that protect chromosomes from sticking to each other or tangling, which could cause…
TelomeraseGreider, Carol W.Wistar Institute of Anatomy and BiologyAgingDNA
Robert Lanza (1956- )
By: Christopher Rojas
| Published: Feb 11, 2015
During the twentieth and twenty-first centuries, Robert Paul Lanza studied embryonic stem cells, tissues, and endangered species as chief scientific…
Advanced Cell Technology (Firm)BantengCloningEmbryosEmbryonic Stem Cells
Oviraptor philoceratops Dinosaurs
By: Madison Paige
| Published: Feb 11, 2015
Oviraptor philoceratops was a small bird-like dinosaur that lived about seventy-five million years ago, during the late Cretaceous period. In 1923,…
OviraptorDinosaurs--EggsNatural history museumsPaleobiologyEvolutionary paleobiology
The Discovery of The Dikika Baby Fossil as Evidence for Australopithecine Growth and Development
By: Madison Paige
| Published: Feb 02, 2015
When scientists discovered a 3.3 million-year-old skeleton of a child of the human lineage (hominin) in 2000, in the village of Hadar, Ethiopia, they…
Human remains (Archaeology)Prehistoric peoplesAntiquities, PrehistoricArcheologyAnthropology, Physical
Wolbachia
By: Karine Prevot
| Published: Jan 29, 2015
Bacteria of the genus Wolbachia are bacteria that live within the cells of their hosts. They infect a wide range of arthropods (insects, arachnids…
WolbachiaBacteriaHost-bacteria relationshipsHost-parasite relationshipsArthropods
The Germ-Plasm: a Theory of Heredity (1893), by August Weismann
By: Yawen Zou
| Published: Jan 26, 2015
Friedrich Leopold August Weismann published Das Keimplasma: eine Theorie der Vererbung (The Germ-Plasm: a Theory of Heredity, hereafter The Germ-…
LiteratureWeismann, August, 1834-1914. Keimplasma. EnglishGerm CellsHeredityInheritance of acquired characters
Carol Widney Greider (1961-)
By: Zane Bartlett
| Published: Jan 26, 2015
Carol Widney Greider studied telomeres and telomerase in the US at the turn of the twenty-first century. She worked primarily at the University of…
Greider, Carol W.Women Nobel Prize winnersNobel Prize winnersTelomeraseTelomere
The Southern Gastric-Brooding Frog
By: Christopher Rojas
| Published: Jan 26, 2015
The Southern Gastric-Brooding Frog (Rheobatrachus silus) was an aquatic frog that lived in south-east Australia. In 2002, the International Union…
Sexual behavior in animalsReproductive BehaviorExtinction (Biology)Extinct animalsCloning
Roy Chapman Andrews (1884-1960)
By: Madison Paige
| Published: Jan 22, 2015
Roy Chapman Andrews traveled the world studying fossils, from mammals to dinosaurs, during the first half of the twentieth century. Andrews worked…
WhalesWhales, FossilDinosaursNatural history museumsDinosaurs--Eggs