STEM, immunology, genetics & genomics
Saving Jon
Saving Jon
The Scientist Staff | Sep 30, 2016
Meet the researcher/entrepreneur who started a nonprofit that seeks to solve the science behind a rare disease that threatens the life of her younger brother.
Ciliates Are Genetic-Code Deviants
Ciliates Are Genetic-Code Deviants
Karen Zusi | Sep 30, 2016
Traditional stop codons have a double meaning in the protozoans' mRNA, sometimes calling for an amino acid during translation.
Scientists Catch Translation in the Act
Scientists Catch Translation in the Act
Ruth Williams | Sep 30, 2016
Newly developed techniques from four different groups rely on the same basic steps to track translation in live cells.
Targeting the Noncoding Genome with CRISPR
Targeting the Noncoding Genome with CRISPR
Anna Azvolinsky | Sep 29, 2016
Two independent groups demonstrate the utility of CRISPR-based techniques to identify regulatory elements that govern disease-linked genes. 
Geography of Genetic Diversity
Geography of Genetic Diversity
Rina Shaikh-Lesko | Sep 29, 2016
Mammals and amphibians show greater intraspecific genetic diversity in the tropics compared with temperate regions.
“Out of Africa” Theory Gets the Genomic Treatment
“Out of Africa” Theory Gets the Genomic Treatment
Bob Grant | Sep 26, 2016
A trio of genetic studies on seldom-studied indigenous populations points to a single wave of migration as humanity wandered from its evolutionary homeland into the rest of the world.
Further Support for Early-Life Allergen Exposure
Further Support for Early-Life Allergen Exposure
Jef Akst | Sep 20, 2016
Egg and peanut consumption during infancy is linked to lower risk of allergy to those foods later in life, according to a meta-analysis.
Toggling CRISPR Activity with a Chemical Switch
Toggling CRISPR Activity with a Chemical Switch
Kerry Grens | Sep 12, 2016
Researchers design a Cas9 enzyme that cuts DNA only in the presence of particular drug.
Week in Review: September 5–9
Week in Review: September 5–9
Jef Akst | Sep 9, 2016
Environmental magnetite in the human brain; prion structure takes shape; watching E. coli evolve in real time; learning from others’ behavior 
In Southern Africa, Human Genetics Tied to Environment
In Southern Africa, Human Genetics Tied to Environment
Jef Akst | Sep 7, 2016
Ancestries of nearly two dozen indigenous groups in the region reveal a close link between the genetic clustering of populations and the Kalahari Desert’s ecogeography.