stem cells, evolution, ecology
The Genetics of Society
The Genetics of Society
Claire Asher and Seirian Sumner | Jan 1, 2015
Researchers aim to unravel the molecular mechanisms by which a single genotype gives rise to diverse castes in eusocial organisms.
Unraveling H7N9’s History
Unraveling H7N9’s History
Kate Yandell | Dec 30, 2014
An analysis of stored samples shows that H7N9 precursor H9N2, a virus widespread in chickens, has shown increased fitness in recent years.
Toward Lab-Grown Gametes
Toward Lab-Grown Gametes
Tracy Vence | Dec 30, 2014
From stem cells, scientists generate early egg- and sperm-like cells in vitro.
Contaminants Could’ve Accounted for STAP
Contaminants Could’ve Accounted for STAP
Kerry Grens | Dec 29, 2014
Embryonic stem cells likely mucked up the cultures used in the debunked “stimulus-triggered acquisition of pluripotency” studies.
Science Setbacks: 2014
Science Setbacks: 2014
Molly Sharlach | Dec 25, 2014
This year in life science was marked by paltry federal funding increases, revelations of sequence contamination, and onerous regulations.
STAP Author Can’t Replicate Results
STAP Author Can’t Replicate Results
Kerry Grens | Dec 22, 2014
RIKEN’s Haruko Obokata fails to replicate stimulus-triggered acquisition of pluripotency.
Bats Make a Comeback
Bats Make a Comeback
Molly Sharlach | Dec 22, 2014
Citizen-scientist data obtained through the U.K.’s National Bat Monitoring Programme show that populations of 10 bat species have stabilized or are growing.
Behavior Brief
Behavior Brief
Molly Sharlach | Dec 18, 2014
A round-up of recent discoveries in behavior research
Reprogramming Redux
Reprogramming Redux
Anna Azvolinsky | Dec 18, 2014
Can mechanical forces alone be manipulated to create stem-like cells?
Iron-Ferrying Protein Impedes Pathogens
Iron-Ferrying Protein Impedes Pathogens
Molly Sharlach | Dec 15, 2014
Meningitis-causing bacteria exerted strong evolutionary pressure on an iron-binding protein in primates, a study shows.