genetics & genomics, cell & molecular biology, evolution
Stingrays Chew Too
Stingrays Chew Too
Ben Andrew Henry | Sep 15, 2016
Researchers observe stingrays moving their jaws to grind up prey, a behavior thought to be restricted to mammals.
Viral Protein Boosts Muscle Mass in Male Mice
Viral Protein Boosts Muscle Mass in Male Mice
Jef Akst | Sep 14, 2016
An endogenous retrovirus that supports placenta formation in females also helps male mice build muscle, according to a study.
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 
Giant Petri Dish Displays Evolution in Space and Time
Giant Petri Dish Displays Evolution in Space and Time
Jenny Rood | Sep 8, 2016
As E. coli bacteria spread over increasingly concentrated antibiotics, researchers discover novel evolutionary pathways that confer resistance.
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.
Zika Update
Zika Update
Bob Grant | Sep 7, 2016
Virus’s genome to aid in diagnoses; bees caught in crossfire of mosquito sprays; Zika spreads in Asia; US Congress revisits Zika funding
Promoting Protein Partnerships
Promoting Protein Partnerships
Ruth Williams | Sep 1, 2016
Scientists generate new protein-protein interactions at an impressive PACE.
Using CRISPR to Edit Genes in Induced Pluripotent Stem Cells
Using CRISPR to Edit Genes in Induced Pluripotent Stem Cells
Kelly Rae Chi | Sep 1, 2016
Tips on how to surmount the challenges of working with CRISPR to manipulate genes in human stems cells to study their function in specific diseases or to correct genetic defects in patient cells.
What Sensory Receptors Do Outside of Sense Organs
What Sensory Receptors Do Outside of Sense Organs
Sandeep Ravindran | Sep 1, 2016
Odor, taste, and light receptors are present in many different parts of the body, and they have surprisingly diverse functions.