hESCs, ecology, developmental biology
Dino Snouts from Chicken Beaks
Dino Snouts from Chicken Beaks
Bob Grant | May 13, 2015
Researchers tweak gene expression in chicken embryos that may have been crucial to the evolutionary transition from dinosaur noses to bird bills.
Climate Change Speeds Extinctions
Climate Change Speeds Extinctions
Kerry Grens | May 3, 2015
Species die-offs are expected to accelerate as greenhouse gases accumulate, according to a meta-analysis.
Eye Stem Cell Therapy Moves Ahead
Eye Stem Cell Therapy Moves Ahead
Kate Yandell | Apr 30, 2015
Researchers inject retinal support cells derived from human embryonic stem cells into the eyes of four men with macular degeneration, bolstering evidence of the experimental treatment’s safety.
Bees Drawn to Pesticides
Bees Drawn to Pesticides
Kerry Grens | Apr 24, 2015
One study shows the insects prefer food laced with pesticides, while another adds to the evidence that the chemicals are harmful to some pollinators.
Viral Protector
Viral Protector
Jef Akst | Apr 21, 2015
A retrovirus embedded in the human genome may help protect embryos from other viruses, and influence fetal development.
Contributors
Contributors
Jenny Rood | Apr 1, 2015
Meet some of the people featured in the April 2015 issue of The Scientist.
From Many, One
From Many, One
Elena E. Giorgi | Apr 1, 2015
Diverse mammals, including humans, have been found to carry distinct genomes in their cells. What does such genetic chimerism mean for health and disease?
Short, Strong Signals
Short, Strong Signals
Ruth Williams | Mar 25, 2015
Methylation increases both the activity and instability of the signaling protein Notch.
Capsule Reviews
Capsule Reviews
Bob Grant | Mar 1, 2015
Evolving Ourselves, The Man Who Touched His Own Heart, Bats, and The Invaders
Fertility Treatment Fallout
Fertility Treatment Fallout
Jyoti Madhusoodanan | Jan 1, 2015
Mouse offspring conceived by in vitro fertilization are metabolically different from naturally conceived mice.