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Acid Dissolution of Fossil Dinosaur Eggs
By: Madison Paige
| Published: Feb 11, 2017
Acid dissolution is a technique of removing a fossil from the surrounding rock matrix in which it is encased by dissolving that matrix with acid.…
TechnologypaleontologyPaleontological excavationsVertebrates, FossilEggs, Fossil
China's One-Child Policy
By: Lijing Jiang
| Published: Mar 31, 2011
In September 1979, China's Fifth National People's Congress passed a policy that encouraged one-child families. Following this decision from the…
ContextethicsReproductionFertilityGovernment
Ethics and Induced Pluripotent Stem Cells
By: Katherine Brind'Amour
| Published: Jun 10, 2009
The recent development of induced pluripotent stem cells (iPSCs) and related technologies has caught the attention of scientists, activists,…
ethicsStem Cells
Smile Train (1999–)
By: Grace Rauch
| Published: Feb 06, 2024
Smile Train is a non-profit organization that Brian Mullaney and Charles Wang founded in 1999 in New York City, New York, that provides resources and…
Cleft PalateCleft palate childrenCleft palate—psychological aspectsCleft Lip
Clomiphene Citrate
By: Tian Zhu
| Published: Jul 25, 2009
Clomiphene citrate, more commonly known by its brand names Clomid and Serophene, is a medication prescribed to women to stimulate ovulation in order…
TechnologyClomipheneFertility
Calvin Blackman Bridges (1889-1938)
By: Kevin Gleason
| Published: May 19, 2017
Calvin Blackman Bridges studied chromosomes and heredity in the US throughout the early twentieth century. Bridges performed research with Thomas…
DrosophilaHeredityInheritance of acquired charactersColumbia University--Graduate studentsMutation
Green Fluorescent Protein
By: Yawen Zou
| Published: Jun 11, 2014
Green fluorescent protein (GFP) is a protein in the jellyfish Aequorea Victoria that exhibits green fluorescence when exposed to light. The protein…
TechnologyGreen Fluorescent Proteins
Your Baby’s Sex: Now You Can Choose (1970), by David M. Rorvik and Landrum B. Shettles
By: Alysse Blight
| Published: Oct 31, 2019
In the book Your Baby’s Sex: Now You Can Choose, David Michael Rorvik and Landrum Brewer Shettles describe methods that couples can use prior to and…
LiteratureSex PreselectionSex PredeterminationFamily PlanningGender
The Silent Scream (1984), by Bernard Nathanson, Crusade for Life, and American Portrait Films
By: Mark Zhang
| Published: May 02, 2013
The 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 literatureFetusEmbryos