pigment, disease & medicine, developmental biology
Plastic Pollutants Can Harm Fish
Tracy Vence | Jun 6, 2016
European perch larvae exposed to environmentally relevant concentrations of polystyrene particles preferred to eat the microplastics in place of prey, according to a study.
Research at Micro- and Nanoscales
Mary Beth Aberlin | Jun 1, 2016
From whole cells to genes, closer examination continues to surprise.
Editing Genomes to Record Cellular Histories
Ruth Williams | May 26, 2016
Researchers harness the power of genome editing to track cell lineages throughout zebrafish development.
Embryo Watch
Jef Akst | May 5, 2016
A new culture system allows researchers to track the development of human embryos in vitro for nearly two weeks.
Cellular Pruning Follows Adult Neurogenesis
Kerry Grens | May 2, 2016
Newly formed neurons in the adult mouse brain oversprout and get cut back.
Guts and Glory
Anna Azvolinsky | Apr 1, 2016
An open mind and collaborative spirit have taken Hans Clevers on a journey from medicine to developmental biology, gastroenterology, cancer, and stem cells.
A Gut Feeling
The Scientist Staff | Mar 31, 2016
See profilee Hans Clevers discuss his work with stem cells and cancer in the small intestine.
Adjustable Brain Cells
Ruth Williams | Feb 18, 2016
Neighboring neurons can manipulate astrocytes. 
The Cyclopes of Idaho, 1950s
Karen Zusi | Dec 1, 2015
A rash of deformed lambs eventually led to the creation of a cancer-fighting agent.
Blood Cell Development Reimagined
Bob Grant | Nov 9, 2015
A new study is rewriting 50 years of biological dogma by suggesting that mature blood cells develop much more rapidly from stem cells than previously thought.
Adding Padding
Karen Zusi | Nov 1, 2015
Adipogenesis in mice has alternating genetic requirements throughout the animals’ lives.
Stem Cell Therapy In Utero
Kerry Grens | Oct 13, 2015
An upcoming clinical trial aims to correct for a disease of fragile bones in affected babies before they are born.
Gut Bacteria Linked to Asthma Risk
Jef Akst | Oct 1, 2015
Four types of gut bacteria found in babies’ stool may help researchers predict the future development of asthma.
Sex Differences in the Brain
Margaret M. McCarthy | Oct 1, 2015
How male and female brains diverge is a hotly debated topic, but the study of model organisms points to differences that cannot be ignored.
Sex on the Brain
Margaret M. McCarthy | Sep 30, 2015
Masculinization of the developing rodent brain leads to significant structural differences between the two sexes.
Whaling Specimens, 1930s
Amanda B. Keener | Sep 1, 2015
Fetal specimens collected by commercial whalers offer insights into how whales may have evolved their specialized hearing organs.
Q&A: Placental Ponderings
Christopher Coe | Aug 27, 2015
Biologist Christopher Coe answers readers’ questions about the prescient organ.
Mimicry Muses
Mary Beth Aberlin | Aug 1, 2015
The animal world is full of clever solutions to bioengineering challenges.
Amanda B. Keener | Aug 1, 2015
Meet some of the people featured in the August 2015 issue of The Scientist.
Rethinking Lymphatic Development
Amanda B. Keener | Aug 1, 2015
Four studies identify alternative origins for cells of the developing lymphatic system, challenging the long-standing view that they all come from veins.